Subaru Telescope Open Use Selection
Accepted proposals at each semester
- Accepted proposals for Semester S25B
- Accepted proposals for Semester S25A
- Accepted proposals for Semester S24B
- Accepted proposals for Semester S24A
- Accepted proposals for Semester S23B
- Accepted proposals for Semester S23A
- Accepted proposals for Semester S22B
- Accepted proposals for Semester S22A
- Accepted proposals for Semester S21B
- Accepted proposals for Semester S21A
- Accepted proposals for Semester S20B
- Accepted proposals for Semester S20A
- Accepted proposals for Semester S19B
- Accepted proposals for Semester S19A
- Accepted proposals for Semester S18B
- Accepted proposals for Semester S18A
- Accepted proposals for Semester S17B
- Accepted proposals for Semester S17A
- Accepted proposals for Semester S16B
- Accepted proposals for Semester S16A
- Accepted proposals for Semester S15B
- Accepted proposals for Semester S15A
- Accepted proposals for Semester S14B
- Accepted proposals for Semester S14A
- Accepted proposals for Semester S13B
- Accepted proposals for Semester S13A
- Accepted proposals for Semester S12B
- Accepted proposals for Semester S12A
- Accepted proposals for Semester S11B
- Accepted proposals for Semester S11A
- Accepted proposals for Semester S10B
- Accepted proposals for Semester S10A
- Accepted proposals for Semester S09B
- Accepted proposals for Semester S09A
- Accepted proposals for Semester S08B
- Accepted proposals for Semester S08A
- Accepted proposals for Semester S07B
- Accepted proposals for Semester S07A
- Accepted proposals for Semester S06B
- Accepted proposals for Semester S06A
- Accepted proposals for Semester S05B
- Accepted proposals for Semester S05A
- Accepted proposals for Semester S04B
- Accepted proposals for Semester S04A
- Accepted proposals for Semester S03B
- Accepted proposals for Semester S03A
- Accepted proposals for Semester S02B
- Accepted proposals for Semester S02A
- Accepted proposals for Semester S01B
- Accepted proposals for Semester S01A
- Accepted proposals for Semester S00
Accepted Intensive Program List
Subaru Strategic Programs (Japanese), Subaru Strategic Programs (English)
Screening statistics in the previous semesters
| Semester | Period | Proposals Submitted | Proposals Accepted | Proposal Ratio | Nights Requested | Nights Awarded | Nights Ratio |
|---|---|---|---|---|---|---|---|
| S25B | 2025/08 - 2026/01 | 139 | 58 | 42% | 319.96 | 112 | 35% |
| S25A | 2025/02 - 2025/07 | 132 | 54 | 41% | 365.5 | 107.2 | 29% |
| S24B | 2024/08 - 2025/01 | 134 | 55 | 41% | 301.6 | 95.95 | 32% |
| S24A | 2024/02 - 2024/07 | 108 | 56 | 52% | 263.9 | 117.3 | 44% |
| S23B | 2023/08 - 2024/01 | 119 | 56 | 47% | 237.87 | 111.5 | 47% |
| S23A | 2023/02 - 2023/07 | 95 | 44 | 46% | 216.15 | 102.15 | 47% |
| S22B | 2022/08 - 2023/01 | 129 | 35 | 27% | 246.02 | 63.4 | 26% |
| S22A | 2022/02 - 2022/07 | 132 | 46 | 35% | 256.56 | 88.0 | 34% |
| S21B | 2021/08 - 2022/01 | 135 | 37 | 27% | 307.8 | 75.4 | 24% |
| S21A | 2021/02 - 2021/07 | 138 | 34 | 25% | 286.9 | 83.8 | 29% |
| S20B | 2020/08 - 2021/01 | 136 | 34 | 25% | 368.5 | 74.5 | 20% |
| S20A | 2020/02 - 2020/07 | 145 | 53 | 37% | 330.9 | 91.7 | 28% |
| S19B | 2019/08 - 2020/01 | 142 | 34 | 24% | 323.9 | 61.6 | 19% |
| S19A | 2019/02 - 2019/07 | 133 | 46 | 35% | 354.9 | 89.5 | 25% |
| S18B | 2018/08 - 2019/01 | 156 | 50 | 32% | 415.7 | 84.5 | 20% |
| S18A | 2018/02 - 2018/07 | 155 | 45 | 29% | 347.3 | 94 | 27% |
| S17B | 2017/08 - 2018/01 | 135 | 37 | 27% | 294 | 69.5 | 24% |
| S17A | 2017/02 - 2017/07 | 166 | 42 | 25% | 418.3 | 82 | 20% |
| S16B | 2016/08 - 2017/01 | 142 | 31 | 22% | 409.8 | 53 | 13% |
| S16A | 2016/02 - 2016/07 | 184 | 41 | 22% | 451.7 | 86 | 19% |
| S15B | 2015/08 - 2016/01 | 161 | 57 | 35% | 372.5 | 97 | 26% |
| S15A | 2015/02 - 2015/07 | 162 | 64 | 40% | 427 | 102 | 24% |
| S14B | 2014/08 - 2015/01 | 133 | 58 | 44% | 366.7 | 103 | 28% |
| S14A | 2014/01 - 2014/07 | 163 | 70 | 43% | 403.6 | 104 | 26% |
| S13B | 2013/08 - 2014/01 | 146 | 41 | 28% | 362.6 | 62.5 | 17% |
| S13A | 2013/02 - 2013/07 | 143 | 52 | 36% | 368 | 85.5 | 23% |
| S12B | 2012/08 - 2013/01 | 132 | 39 | 30% | 350 | 63 | 18% |
| S12A | 2012/02 - 2012/07 | 114 | 48 | 42% | 312 | 77.5 | 25% |
| S11B | 2011/08 - 2012/01 | 119 | 39 | 33% | 291 | 58.5 | 20% |
| S11A | 2011/02 - 2011/07 | 150 | 50 | 33% | 441 | 90 | 20% |
| S10B | 2010/08 - 2011/01 | 137 | 30 | 22% | 380.5 | 51 | 13% |
| S10A | 2010/02 - 2010/07 | 141 | 43 | 30% | 413.1 | 83 | 20% |
| S09B | 2009/08 - 2010/01 | 140 | 45 | 32% | 379.5 | 110 | 29% |
| S09A | 2009/02 - 2009/07 | 151 | 53 | 35% | 429.5 | 113 | 26% |
| S08B | 2008/08 - 2009/01 | 141 | 57 | 40% | 419 | 118 | 28% |
| S08A | 2008/02 - 2008/07 | 150 | 50 | 33% | 452.5 | 112 | 25% |
| S07B | 2007/08 - 2008/01 | 138 | 53 | 38% | 407.8 | 117.5 | 29% |
| S07A | 2007/02 - 2007/07 | 125 | 45 | 36% | 391.9 | 110 | 28% |
| S06B | 2006/08 - 2007/01 | 118 | 40 | 34% | 369.7 | 101 | 27% |
| S06A | 2006/02 - 2006/07 | 145 | 34 | 23% | 473.5 | 94 | 20% |
| S05B | 2005/09 - 2006/01 | 116 | 33 | 28% | 368.5 | 88 | 24% |
| S05A | 2005/04 - 2005/08 | 139 | 35 | 25% | 456.5 | 89 | 19% |
| S04B | 2004/10 - 2005/03 | 160 | 42 | 26% | 533 | 111 | 21% |
| S04A | 2004/04 - 2004/09 | 168 | 43 | 26% | 527.8 | 107.5 | 20% |
| S03B | 2003/10 - 2004/03 | 196 | 45 | 23% | 555 | 94.5 | 17% |
| S03A | 2003/04 - 2003/09 | 205 | 42 | 20% | 537 | 86 | 16% |
| S02B | 2002/10 - 2003/03 | 197 | 39 | 20% | 487.5 | 89 | 18% |
| S02A | 2002/04 - 2002/09 | 191 | 39 | 20% | 460 | 79 | 17% |
| S01B | 2001/10 - 2002/03 | 160 | 29 | 18% | 337 | 47 | 14% |
| S01A | 2001/04 - 2001/08 | 105 | 27 | 26% | 204 | 36 | 18% |
| S00 | 2000/12 - 2001/03 | 114 | 26 | 23% | 223 | 36 | 16% |