Anomalies of HSC's CCDs
See also the CCD arrangement diagram.
Major Issues
More details can be found here.
DET-ID | SDO-ID | Channel | Period (UT) | Case | Details |
---|---|---|---|---|---|
000 | 1_53 | ch3 | 2014/06/24– | No sensitivity | Link |
009 | 1_47 | ch1–4 | 2014/04/03–2018/01/18(1) | Saturation/anomaly patterns | Link |
021 | 1_34 | ch1–4 | 2025/04/26–2025/05/07(2) | Read-out failure | Link |
033 | 0_20 | ch1–4 | 2013/10/29– | Saturation/anomaly patterns | Link |
043 | 1_09 | ch4 | 2016/03/04–2018/04/24 | Intermittent anomaly patterns | Link |
094 | 0_43 | ch2 | 2014/03/25– | Poor linearity | Link |
Notes:
1. Read-out for CCD 009 (1_47) has been disabled since February 2018.
2. Read-out for CCD 021 (1_34) has been disabled since July 2025.
Minor Issues
More details can be found here.
DET-ID | SDO-ID | Channel | Period (UT) | Case | Details |
---|---|---|---|---|---|
006 | 1_44 | ch4 | 2014/03/25– | A bright spot | Link |
010 | 1_36 | ch3 | 2014/03/25– | A bright spot | Link |
021 | 1_34 | ch1–4 ch2 ch1–4 ch1–4 ch2 |
2023/08/15 2023/09/15 2023/09/15 2023/09/15 2025/04/25 |
Partial read-out failure Noisy bias Partial read-out failure Full read-out failure Noisy bias |
Link |
041 | 0_16 | ch1 | 2021/10/01– | Light emission | Link |
043 | 1_09 | ch4 ch4 ch4 ch4 |
2015/03/31– 2015/11/06–2016/02/03 2016/03/03–2019/02/13 2018/11/07–2018/11/12 |
Light emission Light emission Light emission Light emission |
Link |
050 | 1_12 | ch2 ch3 |
2019/05/28– 2014/03/25– |
Light emission A bright spot |
Link |
074 | 1_24 | ch2 | 2014/06/30– | Light emission | Link |
Cable Tie Issues
More details can be found here. You can also see the summary report here.
DET-ID | SDO-ID | Channel | Period (UT) | Case | Details |
---|---|---|---|---|---|
000 | 1_53 | ch4 ch4 |
2022/05/26–2022/05/27 2022/06/29–2022/06/30 |
Shadow Shadow |
Link Link |
003 | 1_56 | ch4 | 2025/01/02–2025/07/17 | Shadow | Link |
004 | 1_42 | ch1 ch1 ch1 ch1 ch2,3 ch1,2,3 ch1 |
2020/03/03–2020/03/19 2020/03/19 2020/05/24–2020/05/25 2020/10/20–2021/01/07 2023/01/15–2023/01/16 2024/07/04 2024/08/06 |
Shadow Light emission Shadow Shadow Shadow and light emission Shadow Shadow |
Link Link Link Link Link Link Link |
022 | 0_27 | ch1 ch1 ch1 ch1 ch1 ch1,2 ch1 ch1 ch1 ch1 |
2018/11/03 2018/12/08–2018/12/09 2018/12/11–2018/12/14 2022/06/28–2022/07/01 2023/01/16–2023/01/17 2023/03/27–2023/05/24 2023/05/24 2024/04/11 2024/12/03 2025/04/24 |
Light emission Shadow Shadow Shadow Shadow Shadow Light emission Shadow Shadow Shadow and light emission |
Link Link Link Link Link Link Link Link Link Link |
029 | 1_03 | ch4 ch4 |
2020/11/11–2020/11/13 2025/03/03–2025/03/04 |
Shadow Shadow |
Link Link |
030 | 0_23 | ch1 | 2025/01/02 | Shadow and light emission | Link |
037 | 1_07 | ch3 | 2024/07/08 | Shadow | Link |
038 | 0_19 | ch2,3 ch4 |
2023/01/20 2024/12/24 |
Shadow Shadow |
Link Link |
046 | 0_15 | ch1,4 | 2024/12/24 | Shadow | Link |
053 | 1_15 | ch2,3 | 2021/02/06 | Shadow | Link |
054 | 0_11 | ch1 | 2024/12/24 | Shadow | Link |
061 | 1_19 | ch1,2 ch3 ch1,2,3 ch1 |
2018/01/18–2018/02/12 2023/01/22 2023/01/25 2024/12/05–2024/12/22 |
Shadow Shadow Shadow Shadow |
Link Link Link Link |
062 | 0_07 | ch3,4 ch4 ch2,3 |
2021/01/09–2021/01/18 2022/10/19 2023/01/20 |
Light emission Shadow Shadow and light emission |
Link Link Link |
069 | 1_23 | ch4 ch2 ch2,3,4 |
2023/01/15 2024/06/13 2024/10/06 |
Shadow Shadow Shadow |
Link Link Link |
070 | 0_03 | ch1 ch1,2,3 ch3,4 ch4 |
2019/03/29 2023/01/20 2024/12/23 2025/05/07 |
Shadow Light emission Shadow and light emission Shadow |
Link Link Link Link |
077 | 1_27 | ch1 ch1,2 ch1,2 ch1 ch1 ch1 |
2021/01/18 2023/05/24 2023/06/16 2024/06/13 2025/05/07 2025/07/17 |
Shadow Shadow Shadow Shadow Shadow Shadow |
Link Link Link Link Link Link |
090 | 0_47 | ch2,3 ch1,2 ch3,4 |
2021/06/10 2024/04/03 2024/12/28–2025/01/03 |
Light emission Shadow Light emission |
Link Link Link |
095 | 0_42 | ch1,2 ch1 ch1,2 ch1 ch2 |
2021/01/15–2021/01/18 2022/06/05–2022/06/07 2022/06/28–2022/07/06 2023/09/08 2025/05/07 |
Shadow Shadow Shadow Shadow Shadow |
Link Link Link Link Link |
099 | 0_53 | ch4 | 2025/07/18 | Shadow | Link |
100 | 0_31 | ch1,2 ch3,4 ch1,2 ch4 ch3,4 ch4 ch3,4 ch3,4 ch1 ch3 ch1,2,3 ch4 ch4 ch3,4 |
2020/10/20–2020/10/23 2022/06/28–2022/07/01 2023/01/15 2023/01/16 2023/03/27–2023/03/29 2023/05/15–2023/05/16 2023/05/23 2023/05/24–2023/05/25 2023/06/16 2024/06/28 2024/10/03 2024/12/03 2025/01/02 2025/04/24 |
Shadow and light emission Shadow Shadow Shadow Shadow Shadow and light emission Shadow Shadow Shadow Shadow Shadow and light emission Shadow Light emission Light emission |
Link Link Link Link Link Link Link Link Link Link Link Link Link Link |
101 | 1_35 | ch1 ch1,2 |
2020/11/11–2020/11/13 2025/03/03–2025/03/04 |
Shadow Shadow |
Link Link |
102 | 0_35 | ch1 ch1 ch1 ch1 |
2018/12/30 2023/06/16–2023/06/17 2024/11/28–2024/11/29 2024/12/23–2025/01/05 |
Shadow Shadow and light emission Light emission Light emission and shadow |
Link Link Link Link |
103 | 1_31 | ch4 ch1 ch1 ch3,4 |
2017/12/24 2022/06/28 2023/09/08 2025/05/07 |
Shadow Shadow Shadow Shadow |
Link Link Link Link |
104 | 1_48 | ch4 ch1,4 ch4 ch1,2 ch2,3 ch4 ch4 ch1,4 ch4 |
2017/06/29 2021/02/10 2021/02/10–2021/02/11 2021/10/28 2023/05/12 2023/05/24 2024/06/28 2024/08/05 2025/01/07 |
Shadow and light emission Shadow Shadow and light emission Shadow and light emission Light emission Light emission Light emission Light emission Light emission |
Link Link Link Link Link Link Link Link Link |
105 | 1_51 | ch3,4 ch3,4 |
2023/03/19 2023/05/24 |
Shadow and light emission Shadow and light emission |
Link Link |
106 | 1_52 | ch4 ch4 ch4 ch4 |
2021/06/09–2021/06/10 2022/05/26–2022/05/27 2022/06/29–2022/07/04 2025/04/24 |
Shadow and light emission Shadow and light emission Shadow and light emission Light emission |
Link Link Link Link |
108 | 0_57 | ch4 ch3,4 |
2022/10/30 2022/10/30 |
Shadow Shadow |
Link Link |
110 | 0_51 | ch4 | 2024/12/27 | Light emission | Link |
Major Issues
DET-ID = 000 (SDO-ID = 1_53)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch3 | HSCA00226153–latest | 2014/06/24– | High bias level and no sensitivity |
DET-ID = 009 (SDO-ID = 1_47)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch1 | HSCA00183747–HSCA13846347 | 2014/04/03–2018/01/18 | Saturation |
ch2 | HSCA00343747–HSCA13846347 | 2014/06/30–2018/01/18 | Saturation |
ch3,4 | HSCA10897547–HSCA13846347 | 2017/04/02–2018/01/18 | Anomaly patterns due to crosstalk |
Note: Read-out for this CCD has been disabled since 2018/02/08 UT.
DET-ID = 021 (SDO-ID = 1_34)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch1–4 | HSCA35932334–HSCA36271534 | 2025/04/26–2025/05/07 | Read-out failure over the entire surface + stripe-like noises on the neighbor CCDs (see the report) |
Note: Read-out for this CCD has been disabled since 2025/07/17 UT.
★ Combined bias frames (overscan subtracted)
DET-ID = 033 (SDO-ID = 0_20)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch1,2 | HSCA26183220– | 2021/08/31– | Anomaly pattern |
ch3 | HSCA09224620–HSCA11034620 HSCA11034820– |
2016/12/23–2017/04/04 2017/04/20– |
Anomaly pattern β saturation Saturation |
ch4 | HSCA00013620–HSCA08943820 HSCA08945620– |
2013/10/29–2016/10/07 2016/11/22– |
Light emission from the channel corner Saturation/blank |
DET-ID = 043 (SDO-ID = 1_09)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch4 | HSCA05806709–HSCA14765709 | 2016/03/04–2018/04/24 | Anomaly bias patterns with significantly high counts (intermittently) |
DET-ID = 094 (SDO-ID = 0_43)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch2 | HSCA00021243– | 2014/03/25– | Poor linearity |
★ Flat-fielded object frame / Dome flat counts with low illuminance
Minor Issues
DET-ID = 006 (SDO-ID = 1_44)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch4 | HSCA00021344– | 2014/03/25– | A bright spot |
★ Dome flat frame (overscan subtracted)
DET-ID = 010 (SDO-ID = 1_36)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch3 | HSCA00021336– | 2014/03/25– | A bright spot |
★ Dome flat frame (overscan subtracted)
DET-ID = 021 (SDO-ID = 1_34)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch1 β 4 | HSCA31425134 | 2023/08/15 | Partial read-out failure |
ch2 | HSCA32003734–HSCA32005334 | 2023/09/15 | Noisy bias |
ch1 β 4 | HSCA32005334 | 2023/09/15 | Partial read-out failure |
ch1 β 4 | HSCA32005534–HSCA32016934 | 2023/09/15 | Full read-out failure |
ch2 | HSCA35914534–HSCA35915134 | 2025/04/25 | Noisy bias |
★ Bias/object frames (overscan subtracted)
★ Bias frames (overscan subtracted)
DET-ID = 041 (SDO-ID = 0_16)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch1 | HSCA26505616– | 2021/10/01– | Weak light emission from the edge |
★ Dark frames (overscan subtracted)
DET-ID = 043 (SDO-ID = 1_09)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch4 | HSCA02758109– | 2015/03/31– | Weak light emission from the upper right corner of the CCD in Focal plane image |
ch4 | HSCA04442709–HSCA05383109 | 2015/11/06–2016/02/03 | Strong light emission from the lower right corner of the CCD in Focal plane image |
ch4 | HSCA05803709–HSCA16530109 | 2016/03/03–2019/02/13 | Light emission along the right edge of the CCD in Focal plane image |
ch4 | HSCA14898909–HSCA14984509 | 2018/11/07–2018/11/12 | Strong light emission from the lower right corner of the CCD in Focal plane image |
DET-ID = 050 (SDO-ID = 1_12)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch2 | HSCA17875112– | 2019/05/28– | Light emission from the edge |
ch3 | HSCA00021312– | 2014/03/25– | A bright spot |
★ Dark/domeflat frames (overscan subtracted)
DET-ID = 074 (SDO-ID = 1_24)
Channel | Frame ID | Period (UT) | Case |
---|---|---|---|
ch2 | HSCA00343724– | 2014/06/30– | Light emission from the edge |
★ Dark frame (overscan subtracted)
Cable Tie Issues
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 01 | 2017/06/29 | 104 (1_48) | ch4 | HSCA11989748–HSCA12003548 | Shadow and light emission |
Case 02 | 2017/12/24 | 103 (1_31) | ch4 | HSCA13469331–HSCA13497931 | Shadow |
Case 03 | 2018/01/18–2018/01/02/12 | 061 (1_19) | ch1,2 | HSCA13834519–HSCA13985519 | Shadow |
Case 04 | 2018/11/03 | 022 (0_27) | ch1 | HSCA14835027–HSCA14842627 | Light emission |
Case 05 | 2018/12/08–2018/12/09 2018/12/11–2018/12/14 |
022 (0_27) | ch1,2 ch1 |
HSCA15545227–HSCA15664227 HSCA15757427–HSCA15878027 |
Shadow Shadow |
Case 06 | 2018/12/30 | 102 (0_35) | ch1 | HSCA15906035–HSCA15907235 | Shadow |
Case 07 | 2019/03/29 | 070 (0_03) | ch1 | HSCA17090403–HSCA17111403 | Shadow |
Case 08 | 2020/03/03–2020/03/19 2020/03/19 |
004 (1_42) 004 (1_42) |
ch1 ch1 |
HSCA21249142–HSCA21260142 HSCA21260542–HSCA21263942 |
Shadow Light emission |
Case 09 | 2020/05/24–2020/03/25 | 004 (1_42) | ch1 | HSCA21599942–HSCA21633342 | Shadow |
Case 10 | 2020/10/20–2021/01/07 2020/10/20–2020/10/23 |
004 (1_42) 100 (0_31) |
ch1 ch1,2 |
HSCA23191142–HSCA24366942 HSCA23191231–HSCA23325231 |
Shadow Shadow and light emission |
Case 11 | 2020/11/11–2020/11/13 2020/11/11–2020/11/13 |
029 (1_03) 101 (1_35) |
ch4 ch1 |
HSCA23503103–HSCA23573303 HSCA23503135–HSCA23573335 |
Shadow Shadow |
Case 12 | 2021/01/09–2021/01/18 | 062 (0_07) | ch3,4 | HSCA24489407–HSCA24838207 | Light emission |
Case 13 | 2021/01/15–2021/01/18 | 095 (0_42) | ch1,2 | HSCA24717642–HSCA24822642 | Shadow |
Case 14 | 2021/01/18 | 077 (1_27) | ch1 | HSCA24808727–HSCA24822727 | Shadow |
Case 15 | 2021/02/06 | 053 (1_15) | ch2,3 | HSCA24863315–HSCA24865115 | Shadow |
Case 16 | 2021/02/10 2021/02/10–2021/02/11 |
104 (1_48) 104 (1_48) |
ch1,4 ch4 |
HSCA25128948–HSCA25154348 HSCA25171548–HSCA25200548 |
Shadow Shadow and light emission |
Case 17 | 2021/06/09–2021/06/10 | 106 (1_52) | ch4 | HSCA25561552–HSCA25576352 | Shadow and light emission |
Case 18 | 2021/06/10 | 090 (0_47) | ch2,3 | HSCA25570847–HSCA25582447 | Light emission |
Case 19 | 2021/10/28 | 104 (1_48) | ch1,2 | HSCA26812548–HSCA26817348 | Shadow and light emission |
Case 20 | 2022/05/26–2022/05/27 2022/05/26–2022/05/27 |
000 (1_53) 106 (1_52) |
ch4 ch4 |
HSCA27987953–HSCA28088953 HSCA27987952–HSCA28089952 |
Shadow Shadow and light emission |
Case 21 | 2022/06/05–2022/06/07 2022/06/28–2022/07/06 2022/06/28 |
095 (0_42) 095 (0_42) 103 (1_31) |
ch1 ch1,2 ch1 |
HSCA28430842–HSCA28573442 HSCA28622442–HSCA28883842 HSCA28578331–HSCA28622331 |
Shadow Shadow Shadow |
Case 22 | 2022/06/28–2022/07/01 | 022 (0_27) 100 (0_31) |
ch1 ch1,2 |
HSCA28575827–HSCA28768227 HSCA28575831–HSCA28768231 |
Shadow Shadow |
Case 23 | 2022/06/29–2022/06/30 2022/06/29–2022/07/04 |
000 (1_53) 106 (1_52) |
ch4 ch4 |
HSCA28655953–HSCA28731953 HSCA28626552–HSCA28814952 |
Shadow Shadow and light emission |
Case 24 | 2022/10/19 | 062 (0_07) | ch4 | HSCA28890007–HSCA28931807 | Shadow |
Case 25 | 2022/10/30 | 108 (0_57) | ch4 | HSCA29275257–HSCA29278457 | Shadow |
Case 26 | 2023/01/15–2023/01/16 2023/01/15–2023/01/16 2023/01/15 2023/01/16 2023/01/16–2023/01/17 2023/01/20 2023/01/20 2023/01/20 2023/01/20 |
004 (1_42) 004 (1_42) 100 (0_31) 100 (0_31) 022 (0_27) 038 (0_19) 062 (0_07) 062 (0_07) 070 (0_03) |
ch2,3 ch2,3 ch2,3 ch1,2 ch1 ch2,3 ch2,3 ch2 ch1,2,3 |
HSCA29577542–HSCA29610342 HSCA29593342–HSCA29606342 HSCA29574631–HSCA29577231 HSCA29621431 HSCA29621627–HSCA29671027 HSCA29787819–HSCA29791619 HSCA29787807–HSCA29789407 HSCA29789607–HSCA29879807 HSCA29787803–HSCA29791603 |
Shadow Light emission Shadow Shadow Shadow Shadow Light emission Shadow Light emission |
Case 27 | 2023/01/15 2023/01/22 2023/01/25 |
069 (1_23) 061 (1_19) 061 (1_19) |
ch4 ch3 ch1,2,3 |
HSCA29530723–HSCA29592723 HSCA29878519–HSCA29878919 HSCA30024319–HSCA30024519 |
Shadow Shadow Shadow |
Case 28 | 2023/03/19 | 105 (1_51) | ch3,4 | HSCA30156351–HSCA30167351 | Shadow and light emission |
Case 29 | 2023/03/27–2023/05/24 2023/03/27–2023/03/29 2023/05/15–2023/05/16 2023/05/15–2023/05/16 2023/05/23 2023/05/23 2023/05/24–2023/05/25 2023/06/16 |
022 (0_27) 100 (0_31) 100 (0_31) 100 (0_31) 100 (0_31) 022 (0_27) 100 (0_31) 100 (0_31) |
ch1,2 ch3,4 ch4 ch4 ch3,4 ch1 ch3,4 ch1 |
HSCA30483027–HSCA30863627 HSCA30483031–HSCA36528831 HSCA30732831–HSCA30750431 HSCA30738431–HSCA30749231 HSCA30815831–HSCA30841631 HSCA30841827–HSCA30850427 HSCA30866431–HSCA30826431 HSCA30977431 |
Shadow Shadow Shadow Light emission Shadow Light emission Shadow Shadow |
Case 30 | 2023/05/12 2023/05/24 |
104 (1_48) 104 (1_48) |
ch2,3 ch4 |
HSCA30658948–HSCA30669148 HSCA30916148–HSCA30923748 |
Light emission Light emission |
Case 31 | 2023/05/24 2023/06/16 |
077 (1_27) 077 (1_27) |
ch1,2 ch1,2 |
HSCA30866527–HSCA30914727 HSCA30977527–HSCA30977927 |
Shadow Shadow |
Case 32 | 2023/05/24 | 105 (1_51) | ch3,4 | HSCA30914951–HSCA30923751 | Shadow and light emission |
Case 33 | 2023/06/16–2023/06/17 | 102 (0_35) | ch1 | HSCA30981235–HSCA31028635 | Shadow and light emission |
Case 34 | 2023/09/08 | 095 (0_42) 103 (1_31) |
ch1 ch1 |
HSCA31694242–HSCA31716842 HSCA31694331–HSCA31716931 |
Shadow |
Case 35 | 2024/04/03 | 090 (0_47) | ch1,2 | HSCA32080447–HSCA32083647 | Shadow |
Case 36 | 2024/04/11 | 022 (0_27) | ch1 | HSCA32375827–HSCA32378227 | Shadow |
Case 37 | 2024/06/13 | 077 (1_27) 069 (1_23) |
ch1 ch2 |
HSCA32601327–HSCA32618927 HSCA32609923–HSCA32618923 |
Shadow Shadow |
Case 38 | 2024/06/28 | 100 (0_31) | ch3 | HSCA32681431–HSCA32683231 | Shadow |
Case 39 | 2024/06/28 | 104 (1_48) | ch4 | HSCA32683548–HSCA32686748 | Light emission |
Case 40 | 2024/07/04 2024/08/06 |
004 (1_42) 004 (1_42) |
ch1,2,3 ch1 |
HSCA32917542–HSCA32952542 HSCA33409542–HSCA33414542 |
Shadow Shadow |
Case 41 | 2024/07/08 | 037 (1_07) | ch3 | HSCA33034907–HSCA33044107 | Shadow |
Case 42 | 2024/08/05 | 104 (1_48) | ch1,4 | HSCA33383748–HSCA33389148 | Light emission |
Case 43 | 2024/10/03 2024/10/03 |
100 (0_31) 100 (0_31) |
ch1,2,3 ch2,3 |
HSCA33890631–HSCA33890831 HSCA33891031–HSCA33892831 |
Light emission Shadow |
Case 44 | 2024/10/06 | 069 (1_23) | ch2,3,4 | HSCA33989523–HSCA33999123 | Shadow |
Case 45 | 2024/11/28–2024/11/29 | 102 (0_35) | ch1 | HSCA34172235–HSCA34225435 | Light emission |
Case 46 | 2024/12/03 | 022 (0_27) 100 (0_31) |
ch1 ch4 |
HSCA34375627–HSCA34389627 HSCA34375631–HSCA34389631 |
Shadow Shadow |
Case 47 | 2024/12/05–2024/12/22 | 061 (1_19) | ch1 | HSCA34461319–HSCA34565719 | Shadow |
Case 48 | 2024/12/23 2024/12/23 2024/12/25 2024/12/27–2024/12/28 2024/12/27 2024/12/29–2025/01/04 2025/01/04–2025/01/05 |
070 (0_03) 102 (0_35) 102 (0_35) 102 (0_35) 070 (0_03) 102 (0_35) 102 (0_35) |
ch3,4 ch1 ch1 ch1,2 ch3,4 ch1 ch1 |
HSCA34618803–HSCA34622803 HSCA34617835–HSCA34622835 HSCA34670235–HSCA34674835 HSCA34715635–HSCA34720435 HSCA34717203–HSCA34720003 HSCA34748835–HSCA35001035 HSCA35001235–HSCA35039635 |
Shadow and light emission Shadow Shadow and light emission Shadow Light emission Light emission Shadow |
Case 49 | 2024/12/24 | 038 (0_19) 046 (0_15) 054 (0_11) |
ch4 ch1,4 ch1 |
HSCA34645219–HSCA34649219 HSCA34645215–HSCA34649215 HSCA34645211–HSCA34649211 |
Shadow Shadow Shadow |
Case 50 | 2024/12/27 | 110 (0_51) | ch4 | HSCA34712651–HSCA34713051 | Light emission |
Case 51 | 2024/12/28–2025/01/03 | 090 (0_47) | ch3,4 | HSCA34740247–HSCA34945647 | Light emission |
Case 52 | 2025/01/02 | 030 (0_23) | ch1 | HSCA34862023–HSCA34863623 | Shadow and light emission |
Case 53 | 2025/01/02 | 100 (0_31) | ch4 | HSCA34866231–HSCA34866431 | Light emission |
Case 54 | 2025/01/02–2025/07/17 | 003 (1_56) | ch4 | HSCA34853556–HSCA36281756 | Shadow |
Case 55 | 2025/01/07 | 104 (1_48) | ch4 | HSCA35041348–HSCA35049948 | Light emission |
Case 56 | 2025/03/03–2025/03/04 2025/03/03–2025/03/04 |
029 (1_03) 101 (1_35) |
ch4 ch1,2 |
HSCA35680503–HSCA35712103 HSCA35680535–HSCA35701935 |
Shadow Shadow |
Case 57 | 2025/04/24 | 022 (0_27) | ch1 | HSCA35873827–HSCA35910027 HSCA35879627–HSCA35909627 |
Shadow Light emission |
Case 58 | 2025/04/24 | 100 (0_31) | ch3,4 | HSCA35905431–HSCA35909431 | Light emission |
Case 59 | 2025/04/24 | 106 (1_52) | ch4 | HSCA35908752–HSCA35911952 | Light emission |
Case 60 | 2025/05/07 2025/07/17 |
077 (1_27) 103 (1_31) 095 (0_42) 077 (1_27) |
ch1 ch3,4 ch2 ch1,2 |
HSCA36224127–HSCA36270327 HSCA36225931–HSCA36235731 HSCA36235642 HSCA36273127–HSCA36304127 |
Shadow Shadow Shadow Shadow |
Case 61 | 2025/05/07– | 108 (0_57) | ch3,4 | HSCA36224057– | Shadow |
Case 62 | 2025/05/07 | 070 (0_03) | ch4 | HSCA36242403–HSCA36265203 | Shadow |
Case 63 | 2025/07/18 | 099 (0_53) | ch4 | HSCA36309653–HSCA36313453 | Shadow |
Case 01
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 01 | 2017/06/29 | 104 (1_48) | ch4 | HSCA11989748–HSCA12003548 | Shadow and light emission |
★ Object frames (overscan subtracted)
Case 02
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 02 | 2017/12/24 | 103 (1_31) | ch4 | HSCA13469331–HSCA13497931 | Shadow |
★ Object frame (overscan subtracted)
Case 03
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 03 | 2018/01/18β02/12 | 061 (1_19) | ch1,2 | HSCA13834519–HSCA13985519 | Shadow |
★ Object frame (overscan subtracted)
Case 04
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 04 | 2018/11/03 | 022 (0_27) | ch1 | HSCA14835027–HSCA14842627 | Light emission |
★ Object frame (overscan subtracted)
Case 05
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 05 | 2018/12/08β09 2018/12/11β14 |
022 (0_27) | ch1,2 ch1 |
HSCA15545227–HSCA15664227 HSCA15757427–HSCA15878027 |
Shadow Shadow |
★ Object frames (overscan subtracted)
Case 06
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 06 | 2018/12/30 | 102 (0_35) | ch1 | HSCA15906035–HSCA15907235 | Shadow |
★ Object frame (overscan subtracted)
Case 07
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 07 | 2019/03/29 | 070 (0_03) | ch1 | HSCA17090403–HSCA17111403 | Shadow |
★ Object frame (overscan subtracted)
Case 08
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 08 | 2020/03/03β19 2020/03/19 |
004 (1_42) 004 (1_42) |
ch1 ch1 |
HSCA21249142–HSCA21260142 HSCA21260542–HSCA21263942 |
Shadow Light emission |
★ Object frames (overscan subtracted)
Case 09
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 09 | 2020/05/24β25 | 004 (1_42) | ch1 | HSCA21599942–HSCA21633342 | Shadow |
★ Object frame (overscan subtracted)
Case 10
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 10 | 2020/10/20β2021/01/07 2020/10/20β23 |
004 (1_42) 100 (0_31) |
ch1 ch1,2 |
HSCA23191000–HSCA24366957 HSCA23191200–HSCA23325357 |
Shadow Shadow and light emission |
★ Object frames (overscan subtracted)
Case 11
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 11 | 2020/11/11β13 2020/11/11β13 |
029 (1_03) 101 (1_35) |
ch4 ch1 |
HSCA23503103–HSCA23573303 HSCA23503135–HSCA23573335 |
Shadow Shadow |
★ Object frames (overscan subtracted)
Case 12
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 12 | 2021/01/09β18 | 062 (0_07) | ch3,4 | HSCA24489407–HSCA24838207 | Light emission |
★ Object frame (overscan subtracted)
Case 13
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 13 | 2021/01/15β18 | 095 (0_42) | ch1,2 | HSCA24717642–HSCA24822642 | Shadow |
★ Object frame (overscan subtracted)
Case 14
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 14 | 2021/01/18 | 077 (1_27) | ch1 | HSCA24808727–HSCA24822727 | Shadow |
★ Object frame (overscan subtracted)
Case 15
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 15 | 2021/02/06 | 053 (1_15) | ch2,3 | HSCA24863315–HSCA24865115 | Shadow |
★ Dome flat frame (overscan subtracted)
Case 16
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 16 | 2021/02/10 2021/02/10β11 |
104 (1_48) 104 (1_48) |
ch1,4 ch4 |
HSCA25128948–HSCA25154348 HSCA25171548–HSCA25200548 |
Shadow Shadow and light emission |
★ Object frames (overscan subtracted)
Case 17
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 17 | 2021/06/09β10 | 106 (1_52) | ch4 | HSCA25561552–HSCA25576352 | Shadow and light emission |
★ Object frames (overscan subtracted)
Case 18
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 18 | 2021/06/10 | 090 (0_47) | ch2,3 | HSCA25570847–HSCA25582447 | Light emission |
★ Object frame (overscan subtracted)
Case 19
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 19 | 2021/10/28 | 104 (1_48) | ch1,2 | HSCA26812548–HSCA26817348 | Shadow and light emission |
★ Object frames (overscan subtracted)
Case 20
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 20 | 2022/05/26β27 2022/05/26β27 |
000 (1_53) 106 (1_52) |
ch4 ch4 |
HSCA27987953–HSCA28088953 HSCA27987952–HSCA28089952 |
Shadow Shadow and light emission |
★ Object frames (overscan subtracted)
Case 21
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 21 | 2022/06/05β07 2022/06/28β07/06 2022/06/28 |
095 (0_42) 095 (0_42) 103 (1_31) |
ch1 ch1,2 ch1 |
HSCA28430842–HSCA28573442 HSCA28622442–HSCA28883842 HSCA28578331–HSCA28622331 |
Shadow Shadow Shadow |
★ Object frames (overscan subtracted)
Case 22
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 22 | 2022/06/28β07/01 | 022 (0_27) 100 (0_31) |
ch1 ch1,2 |
HSCA28575827–HSCA28768227 HSCA28575831–HSCA28768231 |
Shadow Shadow |
★ Object/domeflat frames (overscan subtracted)
Case 23
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 23 | 2022/06/29β30 2022/06/29β07/04 |
000 (1_53) 106 (1_52) |
ch4 ch4 |
HSCA28655953–HSCA28731953 HSCA28626552–HSCA28814952 |
Shadow Shadow and light emission |
★ Object/domeflat frames (overscan subtracted)
Case 24
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 24 | 2022/10/19 | 062 (0_07) | ch4 | HSCA28890007–HSCA28931807 | Shadow |
★ Object frame (overscan subtracted)
Case 25
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 25 | 2022/10/30 | 108 (0_57) | ch4 | HSCA29275257–HSCA29278457 | Shadow |
★ Object frame (overscan subtracted)
Case 26
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 26 | 2023/01/15–2023/01/16 2023/01/15–2023/01/16 2023/01/15 2023/01/16 2023/01/16–2023/01/17 2023/01/20 2023/01/20 2023/01/20 2023/01/20 |
004 (1_42) 004 (1_42) 100 (0_31) 100 (0_31) 022 (0_27) 038 (0_19) 062 (0_07) 062 (0_07) 070 (0_03) |
ch2,3 ch2,3 ch2,3 ch1,2 ch1 ch2,3 ch2,3 ch2 ch1,2,3 |
HSCA29577542–HSCA29610342 HSCA29593342–HSCA29606342 HSCA29574631–HSCA29577231 HSCA29621431 HSCA29621627–HSCA29671027 HSCA29787819–HSCA29791619 HSCA29787807–HSCA29789407 HSCA29789607–HSCA29879807 HSCA29787803–HSCA29791603 |
Shadow Light emission Shadow Shadow Shadow Shadow Light emission Shadow Light emission |
★ Object frames (overscan subtracted)
Case 27
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 27 | 2023/01/15 2023/01/22 2023/01/25 |
069 (1_23) 061 (1_19) 061 (1_19) |
ch4 ch3 ch1,2,3 |
HSCA29530723–HSCA29592723 HSCA29878519–HSCA29878919 HSCA30024319–HSCA30024519 |
Shadow Shadow Shadow |
★ Object frames (overscan subtracted)
Case 28
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 28 | 2023/03/19 | 105 (1_51) | ch3,4 | HSCA30156351–HSCA30167351 | Shadow and light emission |
★ Object frame (overscan subtracted)
Case 29
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 29 | 2023/03/27–2023/05/24 2023/03/27–2023/03/29 2023/05/15–2023/05/16 2023/05/15–2023/05/16 2023/05/23 2023/05/23 2023/05/24–2023/05/25 2023/06/16 |
022 (0_27) 100 (0_31) 100 (0_31) 100 (0_31) 100 (0_31) 022 (0_27) 100 (0_31) 100 (0_31) |
ch1 ch3,4 ch4 ch4 ch3,4 ch1 ch3,4 ch1 |
HSCA30483027–HSCA30863627 HSCA30483031–HSCA36528831 HSCA30732831–HSCA30750431 HSCA30738431–HSCA30749231 HSCA30815831–HSCA30841631 HSCA30841827–HSCA30850427 HSCA30866431–HSCA30926431 HSCA30977431 |
Shadow Shadow Shadow Light emission Shadow Light emission Shadow Shadow |
★ Object frames (overscan subtracted)
Case 30
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 30 | 2023/05/12 2023/05/24 |
104 (1_48) 104 (1_48) |
ch2,3 ch4 |
HSCA30658948–HSCA30669148 HSCA30916148–HSCA30923748 |
Light emission Light emission |
★ Object frames (overscan subtracted)
Case 31
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 31 | 2023/05/24 2023/06/16 |
077 (1_27) 077 (1_27) |
ch1,2 ch1,2 |
HSCA30866527–HSCA30914727 HSCA30977527–HSCA30977927 |
Shadow Shadow |
★ Object frame (overscan subtracted)
Case 32
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 32 | 2023/05/24 | 105 (1_51) | ch3,4 | HSCA30914951–HSCA30923751 | Shadow and light emission |
★ Object frame (overscan subtracted)
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 33 | 2023/06/16–17 | 102 (0_35) | ch1 | HSCA30981235–HSCA31028635 | Shadow and light emission |
★ Object frame (overscan subtracted)
Case 34
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 34 | 2023/09/08 | 095 (0_42) 103 (1_31) |
ch1 ch1 |
HSCA31694242–HSCA31716842 HSCA31694331–HSCA31716931 |
Shadow Shadow |
★ Object frames (overscan subtracted)
Case 35
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 35 | 2024/04/03 | 090 (0_47) | ch1,2 | HSCA32080447–HSCA32083647 | Shadow |
★ Object frame (overscan subtracted)
Case 36
★ Object frame (overscan subtracted)
Case 37
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 37 | 2024/06/13 | 077 (1_27) 069 (1_23) |
ch1 ch2 |
HSCA32601327–HSCA32618927 HSCA32609923–HSCA32618923 |
Shadow Shadow |
★ Object frames (overscan subtracted)
Case 38
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 38 | 2024/06/28 | 100 (0_31) | ch3 | HSCA32681431–HSCA32683231 | Shadow |
★ Object frame (overscan subtracted)
Case 39
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 39 | 2024/06/28 | 104 (1_48) | ch4 | HSCA32683548–HSCA32686748 | Light emission |
★ Object frame (overscan subtracted)
Case 40
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 40 | 2024/07/04 2024/08/06 |
004 (1_42) 004 (1_42) |
ch1,2,3 ch1 |
HSCA32917542–HSCA32952542 HSCA33409542–HSCA33414542 |
Shadow Shadow |
★ Object frames (overscan subtracted)
Case 41
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 41 | 2024/07/08 | 037 (1_07) | ch3 | HSCA33034907–HSCA33044107 | Shadow |
★ Object frame (overscan subtracted)
Case 42
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 42 | 2024/08/05 | 104 (1_48) | ch1,4 | HSCA33383748–HSCA33389148 | Light emission |
★ Object frame (overscan subtracted)
Case 43
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 43 | 2024/10/03 2024/10/03 |
100 (0_31) 100 (0_31) |
ch1,2,3 ch2,3 |
HSCA33890631–HSCA33890831 HSCA33891031–HSCA33892831 |
Light emission Shadow |
★ Dark/domeflat frames (overscan subtracted)
Case 44
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 44 | 2024/10/06 | 069 (1_23) | ch2,3,4 | HSCA33989523–HSCA33999123 | Shadow |
★ Object frame (overscan subtracted)
Case 45
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 45 | 2024/11/28–2024/11/29 | 102 (0_35) | ch1 | HSCA34172235–HSCA34225435 | Light emission |
★ Object frame (overscan subtracted)
Case 46
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 46 | 2024/12/03 | 022 (0_27) 100 (0_31) |
ch1 ch4 |
HSCA34375627–HSCA34389627 HSCA34375631–HSCA34389631 |
Shadow Shadow |
★ Object/domeflat frames (overscan subtracted)
Case 47
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 47 | 2024/12/05–2024/12/22 | 061 (1_19) | ch1 | HSCA34461319–HSCA34565719 | Shadow |
★ Object frame (overscan subtracted)
Case 48
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 48 | 2024/12/23 2024/12/23 2024/12/25 2024/12/27–2024/12/28 2024/12/27 2024/12/29–2025/01/04 2025/01/04–2025/01/05 |
070 (0_03) 102 (0_35) 102 (0_35) 102 (0_35) 070 (0_03) 102 (0_35) 102 (0_35) |
ch3,4 ch1 ch1 ch1,2 ch3,4 ch1 ch1 |
HSCA34618803–HSCA34622803 HSCA34617835–HSCA34622835 HSCA34670235–HSCA34674835 HSCA34715635–HSCA34720435 HSCA34717203–HSCA34720003 HSCA34748835–HSCA35001035 HSCA35001235–HSCA35039635 |
Shadow and light emission Shadow Shadow and light emission Shadow Light emission Light emission Shadow |
★ Object frames (overscan subtracted)
Case 49
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 49 | 2024/12/24 | 038 (0_19) 046 (0_15) 054 (0_11) |
ch4 ch1,4 ch1 |
HSCA34645219–HSCA34649219 HSCA34645215–HSCA34649215 HSCA34645211–HSCA34649211 |
Shadow Shadow Shadow |
★ Object frame (overscan subtracted)
Case 50
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 50 | 2024/12/27 | 110 (0_51) | ch4 | HSCA34712651–HSCA34713051 | Light emission |
★ Object frame (overscan subtracted)
Case 51
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 51 | 2024/12/28–2025/01/03 | 090 (0_47) | ch3,4 | HSCA34740247–HSCA34945647 | Light emission |
★ Object frame (overscan subtracted)
Case 52
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 52 | 2025/01/02 | 030 (0_23) | ch1 | HSCA34862023–HSCA34863623 | Shadow and light emission |
★ Object frame (overscan subtracted)
Case 53
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 53 | 2025/01/02 | 100 (0_31) | ch4 | HSCA34866231–HSCA34866431 | Light emission |
★ Object frame (overscan subtracted)
Case 54
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 54 | 2025/01/02–2025/07/17 | 003 (1_56) | ch4 | HSCA34853556–HSCA36281756 | Shadow |
★ Object frames (overscan subtracted)
Case 55
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 55 | 2025/01/07 | 104 (1_48) | ch4 | HSCA35041348–HSCA35049948 | Light emission |
★ Object frame (overscan subtracted)
Case 56
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 56 | 2025/03/03–2025/03/04 2025/03/03–2025/03/04 |
029 (1_03) 101 (1_35) |
ch4 ch1,2 |
HSCA35680503–HSCA35712103 HSCA35680535–HSCA35701935 |
Shadow Shadow |
★ Object frame (overscan subtracted)
Case 57
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 57 | 2025/04/24 | 022 (0_27) | ch1 | HSCA35873827–HSCA35910027 HSCA35879627–HSCA35909627 |
Shadow Light emission |
★ Object frame (overscan subtracted)
Case 58
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 58 | 2025/04/24 | 100 (0_31) | ch3,4 | HSCA35905431–HSCA35909431 | Light emission |
★ Object frame (overscan subtracted)
Case 59
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 59 | 2025/04/24 | 106 (1_52) | ch4 | HSCA35908752–HSCA35911952 | Light emission |
★ Object frame (overscan subtracted)
Case 60
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 60 | 2025/05/07 2025/07/17 |
077 (1_27) 103 (1_31) 095 (0_42) 077 (1_27) |
ch1 ch3,4 ch2 ch1,2 |
HSCA36224127–HSCA36270327 HSCA36225931–HSCA36235731 HSCA36235642 HSCA36273127–HSCA36304127 |
Shadow Shadow Shadow Shadow |
★ Object frames (overscan subtracted)
Case 61
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 61 | 2025/05/07– | 108 (0_57) | ch3,4 | HSCA36224057– | Shadow |
★ Object frame (overscan subtracted)
Case 62
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 62 | 2025/05/07 | 070 (0_03) | ch4 | HSCA36242403–HSCA36265203 | Shadow |
★ Object frame (overscan subtracted)
Case 63
Case # | Date (UT) | CCD | Channel | Frame ID | Event |
---|---|---|---|---|---|
Case 63 | 2025/07/18 | 099 (0_53) | ch4 | HSCA36309653–HSCA36313453 | Shadow |
★ Object frame (overscan subtracted)
Last update: July 22, 2025