Every week an observing request (OR) list is generated from the long term schedule (LTS) target list for that week, plus some unconstrained (pool) targets. This OR list is over-subscribed to allow an efficient schedule to be generated. The short-term schedule consists of those targets from the OR which will actually be observed; those targets not scheduled are then returned to the pool to be selected for future weeks.
The short-term schedule is the plan for a week's observing time. If there are no interruptions, all observations will be carried out close to the times listed. However, schedules can be interrupted by TOO observations, by solar-flare particle events, and by operational difficulties. This schedule is not a guarantee that the observation will occur when indicated.
There is a link to previous weeks' short-term schedules at the bottom of this page.
Seq # NB ObsID Constr. Target Start Time SI Grat Active Chips RA Dec Roll Pitch Slew Overlays ------ --- ----- ------- -------------------- --------------------- ----- ------ ---- ----------------- -------- -------- ------ ------ ------ ------------- 503537 29822 0 SNR G1.9+0.3 2026:211:06:07:37.477 11.5 ACIS-S NONE I2,I3,S2,S3 267.1875 -27.1667 273.45 140.59 100.05 dss pspc rass ---- 41291 CAL-ER (CAL01) 2026:211:09:57:12.563 0.9 -- -- 141.8000 -28.7000 195.86 48.76 103.62 ---- 41290 CAL-ER (PER05) 2026:211:11:04:16.403 0.9 -- -- 138.2257 69.7608 349.21 51.52 161.46 ---- 41289 CAL-ER (CAL01) 2026:211:11:50:13.692 3.0 -- -- 261.8000 36.5000 227.74 108.99 66.47 ---- 41288 CAL-ER (CAL01) 2026:211:15:10:00.000 6.0 -- -- 307.4000 -15.4000 212.77 176.30 67.58 ---- 41287 CAL-ER (CAL01) 2026:211:17:33:39.630 5.5 -- -- 138.2257 69.7608 349.54 51.56 126.72 ---- 41286 CAL-ER (CAL01) 2026:211:19:49:03.594 3.0 -- -- 307.4000 -15.4000 215.46 176.26 127.05 705456 TOO 32470 2 ZTF26aavrgaw 2026:211:22:03:18.737 24.0 ACIS-S NONE I2,I3,S2,S3,S4 220.9047 58.8856 252.00 74.88 101.77 dss pspc rass 802273 CCT 32465 0 CIZAJ1955.8+0215 2026:212:05:17:03.054 10.0 ACIS-I NONE I0,I1,I2,I3 298.9510 2.2558 207.54 156.69 82.07 dss pspc rass 402542 29760 0 1eRASS J120806.9+291 2026:212:08:44:15.075 1.9 ACIS-S NONE S2,S3,S4 182.0290 29.2855 271.06 48.29 112.65 dss pspc rass 802230 31976 0 PSZ2G144.99-24.64 2026:212:09:59:48.016 9.6 ACIS-I NONE I0,I1,I2,I3 37.1891 34.0270 110.99 82.32 127.72 dss pspc rass 201923 CCT 32466 0 Gaia DR2 68853429593 2026:212:13:15:19.210 10.2 ACIS-S NONE S2,S3 316.7932 -13.9229 125.56 172.47 90.09 dss pspc rass 802199 30347 0 Perseus cluster S 2026:212:16:43:22.918 22.5 ACIS-I NONE I0,I1,I2,I3,S2 49.9508 41.4236 90.99 71.12 101.53 dss pspc rass ---- 41285 CAL-ER (CAL01) 2026:212:23:37:07.112 0.9 -- -- 314.2000 -15.3000 131.28 175.69 104.56 705389 32473 0 PSO J308.0416-21.233 2026:213:00:46:09.150 10.0 ACIS-S NONE S2,S3 308.0417 -21.2340 319.03 175.90 170.33 dss pspc rass ---- 41284 CAL-ER (CAL01) 2026:213:04:12:21.244 0.9 -- -- 174.0000 -36.0000 224.52 67.67 108.16 802199 30350 0 Perseus cluster S 2026:213:05:20:44.957 20.5 ACIS-I NONE I0,I1,I2,I3,S2 49.9508 41.4236 91.99 71.58 167.45 dss pspc rass ---- 41283 CAL-ER (IAT05) 2026:213:11:25:21.359 0.0 -- -- 16.5000 -2.7000 108.56 114.37 53.73 705553 CCT 32463 0 SWIFT J2105.1-2106 2026:213:11:56:56.776 10.8 ACIS-I NONE I0,I1,I2,I3 316.2645 -21.0650 57.45 174.39 70.83 dss pspc rass ---- 41282 CAL-ER (CAL01) 2026:213:15:21:53.223 0.0 -- -- 322.3000 -11.6000 122.53 167.72 64.23 802199 30351 0 Perseus cluster S 2026:213:15:59:03.277 18.9 ACIS-I NONE I0,I1,I2,I3,S2 49.9508 41.4236 89.99 71.97 95.93 dss pspc rass ---- 41281 CAL-ER (IAT07) 2026:213:21:47:06.331 0.9 -- -- 335.2959 5.9295 136.12 146.67 75.23 503537 32468 0 SNR G1.9+0.3 2026:213:22:53:16.563 10.0 ACIS-S NONE I2,I3,S2,S3 267.1875 -27.1667 273.06 138.02 157.44 dss pspc rass ---- 41280 CAL-ER (CAL01) 2026:214:02:09:08.919 3.0 -- -- 307.4000 -15.4000 239.43 175.04 61.79 ---- 41279 CAL-ER (PER06) 2026:214:03:30:58.072 3.0 -- -- 253.2041 35.5115 236.59 102.93 73.44 ---- 41278 CAL-ER (CAL01) 2026:214:07:35:00.000 5.3 -- -- 206.2000 -26.0000 246.94 84.24 76.03 ---- 41277 CAL-ER (CAL01) 2026:214:09:45:27.082 0.9 -- -- 138.2257 69.7608 352.72 52.09 119.78 ---- 41276 CAL-ER (PER07) 2026:214:10:29:05.667 0.9 -- -- 82.4421 38.8499 78.52 47.90 56.07 ---- 41275 CAL-ER (PER08) 2026:214:11:29:03.508 0.9 -- -- 314.2000 -15.3000 143.44 176.91 129.51 802199 30352 0 Perseus cluster S 2026:214:14:08:32.820 23.7 ACIS-I NONE I0,I1,I2,I3,S2 49.9508 41.4236 90.19 72.78 105.88 dss pspc rass ---- 41274 CAL-ER (IAT06) 2026:214:21:22:43.667 0.9 -- -- 314.2000 -15.3000 147.80 177.22 106.56 802199 32469 0 Perseus cluster S 2026:214:22:17:33.708 10.0 ACIS-I NONE I0,I1,I2,I3,S2 49.9508 41.4236 90.99 73.08 106.43 dss pspc rass
Seq # NB ObsID Constr. Target Start Time SI Grat Active Chips RA Dec Roll Pitch Slew Overlays ------ --- ----- ------- -------------------- --------------------- ----- ------ ---- ----------------- -------- -------- ------ ------ ------ ------------- 802205 30414 0 MACS J0018.5+1626 2026:207:22:20:19.999 28.3 ACIS-I NONE I0,I1,I2,I3 4.6388 16.4433 119.43 112.04 46.08 dss pspc rass 705227 30205 0 NGC5728 2026:208:07:04:39.878 29.0 ACIS-S NONE S2,S3 220.5995 -17.2531 252.69 99.58 167.24 dss pspc rass ---- 41302 CAL-ER (IAT01) 2026:208:15:35:34.410 0.0 -- -- 293.9474 -39.9197 328.70 156.58 74.59 705389 31661 0 PSO J308.0416-21.233 2026:208:16:04:57.684 10.0 ACIS-S NONE I3,S2,S3,S4 308.0417 -21.2340 33.08 177.52 60.92 dss pspc rass ---- 41301 CAL-ER (PER01) 2026:208:19:37:39.787 3.0 -- -- 307.4000 -15.4000 170.64 176.20 137.81 ---- 41300 CAL-ER (PER02) 2026:208:21:00:49.604 3.0 -- -- 261.8000 36.5000 225.31 110.00 79.49 ---- 41299 CAL-ER (CAL01) 2026:209:00:00:00.000 6.0 -- -- 307.4000 -15.4000 173.24 176.26 78.22 ---- 41298 CAL-ER (PER03) 2026:209:02:23:49.267 3.0 -- -- 125.3000 68.0000 2.17 48.92 127.45 ---- 41297 CAL-ER (PER04) 2026:209:03:41:30.555 5.3 -- -- 182.7829 39.7414 276.52 51.80 54.85 ---- 41296 CAL-ER (CAL01) 2026:209:05:53:07.526 0.9 -- -- 304.1000 -17.4000 240.08 176.66 125.02 890268 31407 3 A1795 2026:209:07:16:10.171 15.0 ACIS-I NONE I0,I1,I2,I3,S2 207.2196 26.5908 256.85 72.98 103.76 dss pspc rass 705554 CCT 32464 0 NGC_6814_s3 2026:209:12:02:27.826 10.0 ACIS-S NONE S2,S3 295.7188 -10.2346 230.85 165.72 93.57 dss pspc rass 890268 32471 3 A1795 2026:209:15:25:25.710 10.0 ACIS-I NONE I0,I1,I2,I3,S2 207.2196 26.5908 257.06 72.74 93.59 dss pspc rass 705552 CCT 32462 0 LEDA90334 2026:209:18:47:48.288 10.0 ACIS-S NONE S2,S3 294.3876 -6.2180 224.29 161.88 90.94 dss pspc rass 503710 DDT 32430 0 GRB251129A 2026:209:22:11:01.852 10.0 ACIS-S NONE I3,S2,S3,S4 224.3286 79.2930 260.05 72.67 94.77 dss pspc rass ---- 41295 CAL-ER (IAT02) 2026:210:01:47:26.774 0.9 -- -- 152.7493 -53.9955 204.16 75.87 154.12 705389 31664 0 PSO J308.0416-21.233 2026:210:02:41:24.830 20.0 ACIS-S NONE I3,S2,S3,S4 308.0417 -21.2340 0.51 177.57 102.53 dss pspc rass ---- 41294 CAL-ER (IAT03) 2026:210:08:38:05.226 0.0 -- -- 293.9918 -27.5360 300.87 164.26 55.53 601691 29881 0 SDSS J122558.56+0428 2026:210:09:18:15.359 23.0 ACIS-S NONE I2,S1,S2,S3 186.4940 4.4740 245.00 58.52 109.44 dss pspc rass ---- 41293 CAL-ER (CAL01) 2026:210:16:16:53.620 0.0 -- -- 293.9918 -27.5360 300.43 163.97 109.37 705389 32472 0 PSO J308.0416-21.233 2026:210:16:42:37.434 16.0 ACIS-S NONE S2,S3 308.0417 -21.2340 348.37 177.39 44.35 dss pspc rass ---- 41292 CAL-ER (IAT04) 2026:210:21:39:44.292 0.9 -- -- 258.2744 -31.9602 273.75 132.89 67.26 705456 TOO 31309 2 ZTF26aavrgaw 2026:210:22:33:13.468 25.0 ACIS-S NONE I2,I3,S2,S3,S4 220.9047 58.8856 253.00 75.19 100.36 dss pspc rass 503537 29822 0 SNR G1.9+0.3 2026:211:06:07:37.477 11.5 ACIS-S NONE I2,I3,S2,S3 267.1875 -27.1667 273.45 140.59 100.05 dss pspc rass ---- 41291 CAL-ER (CAL01) 2026:211:09:57:12.563 0.9 -- -- 141.8000 -28.7000 195.86 48.76 103.62 ---- 41290 CAL-ER (PER05) 2026:211:11:04:16.411 0.9 -- -- 138.2257 69.7608 349.21 51.52 161.46 ---- 41289 CAL-ER (CAL01) 2026:211:11:50:13.701 3.0 -- -- 261.8000 36.5000 227.74 108.99 66.47 ---- 41288 CAL-ER (CAL01) 2026:211:15:10:00.000 6.0 -- -- 307.4000 -15.4000 212.77 176.30 67.58 ---- 41287 CAL-ER (CAL01) 2026:211:17:33:39.624 5.5 -- -- 138.2257 69.7608 349.54 51.56 126.72 ---- 41286 CAL-ER (CAL01) 2026:211:19:49:03.582 3.0 -- -- 307.4000 -15.4000 215.46 176.26 127.05 705456 TOO 32470 2 ZTF26aavrgaw 2026:211:22:03:18.737 24.0 ACIS-S NONE I2,I3,S2,S3,S4 220.9047 58.8856 252.00 74.88 101.77 dss pspc rass 802273 CCT 32465 0 CIZAJ1955.8+0215 2026:212:05:17:03.053 10.0 ACIS-I NONE I0,I1,I2,I3 298.9510 2.2558 207.54 156.69 82.07 dss pspc rass 402542 29760 0 1eRASS J120806.9+291 2026:212:08:44:15.075 1.9 ACIS-S NONE S2,S3,S4 182.0290 29.2855 271.06 48.29 112.65 dss pspc rass 802230 31976 0 PSZ2G144.99-24.64 2026:212:09:59:48.015 9.6 ACIS-I NONE I0,I1,I2,I3 37.1891 34.0270 110.99 82.32 127.72 dss pspc rass 201923 CCT 32466 0 Gaia DR2 68853429593 2026:212:13:15:19.209 10.2 ACIS-S NONE S2,S3 316.7932 -13.9229 125.56 172.47 90.09 dss pspc rass 802199 30347 0 Perseus cluster S 2026:212:16:43:22.917 22.5 ACIS-I NONE I0,I1,I2,I3,S2 49.9508 41.4236 90.99 71.12 101.53 dss pspc rass ---- 41285 CAL-ER (CAL01) 2026:212:23:37:07.113 0.9 -- -- 314.2000 -15.3000 131.28 175.69 104.56 705389 32473 0 PSO J308.0416-21.233 2026:213:00:46:09.222 10.0 ACIS-S NONE S2,S3 308.0417 -21.2340 319.03 175.90 170.33 dss pspc rass ---- 41284 CAL-ER (CAL01) 2026:213:04:12:21.316 0.9 -- -- 174.0000 -36.0000 224.52 67.67 108.16 802199 30350 0 Perseus cluster S 2026:213:05:20:45.028 20.5 ACIS-I NONE I0,I1,I2,I3,S2 49.9508 41.4236 91.99 71.58 167.45 dss pspc rass ---- 41283 CAL-ER (IAT05) 2026:213:11:25:21.430 0.0 -- -- 16.5000 -2.7000 108.56 114.37 53.73 705553 CCT 32463 0 SWIFT J2105.1-2106 2026:213:11:56:56.832 10.8 ACIS-I NONE I0,I1,I2,I3 316.2645 -21.0650 57.46 174.39 70.83 dss pspc rass ---- 41282 CAL-ER (CAL01) 2026:213:15:21:53.247 0.0 -- -- 322.3000 -11.6000 122.53 167.72 64.23 802199 30351 0 Perseus cluster S 2026:213:15:59:03.300 18.9 ACIS-I NONE I0,I1,I2,I3,S2 49.9508 41.4236 89.99 71.97 95.93 dss pspc rass ---- 41281 CAL-ER (IAT07) 2026:213:21:47:06.354 0.9 -- -- 335.2959 5.9295 136.12 146.67 75.23 503537 32468 0 SNR G1.9+0.3 2026:213:22:53:16.582 10.0 ACIS-S NONE I2,I3,S2,S3 267.1875 -27.1667 273.06 138.02 157.44 dss pspc rass ---- 41280 CAL-ER (CAL01) 2026:214:02:09:08.888 3.0 -- -- 307.4000 -15.4000 239.44 175.04 61.79 ---- 41279 CAL-ER (PER06) 2026:214:03:30:58.048 3.0 -- -- 253.2041 35.5115 236.59 102.93 73.44 ---- 41278 CAL-ER (CAL01) 2026:214:07:35:00.000 5.3 -- -- 206.2000 -26.0000 246.94 84.24 76.03 ---- 41277 CAL-ER (CAL01) 2026:214:09:45:27.084 0.9 -- -- 138.2257 69.7608 352.72 52.09 119.78 ---- 41276 CAL-ER (PER07) 2026:214:10:29:05.666 0.9 -- -- 82.4421 38.8499 78.52 47.90 56.07 ---- 41275 CAL-ER (PER08) 2026:214:11:29:03.505 0.9 -- -- 314.2000 -15.3000 143.43 176.91 129.51 802199 30352 0 Perseus cluster S 2026:214:14:08:32.820 23.7 ACIS-I NONE I0,I1,I2,I3,S2 49.9508 41.4236 90.19 72.78 105.88 dss pspc rass ---- 41274 CAL-ER (IAT06) 2026:214:21:22:43.658 0.9 -- -- 314.2000 -15.3000 147.79 177.22 106.56 802199 32469 0 Perseus cluster S 2026:214:22:17:33.691 10.0 ACIS-I NONE I0,I1,I2,I3,S2 49.9508 41.4236 90.99 73.08 106.43 dss pspc rass
Previous weeks' short-term schedules.
Last modified: 07/28/26