Discovery Date: 2026-01-10 04:07:03 UTC
Discovery MJD: 61050.17
Disc r-Flux: 2968.59±352.92
Latest Date: 2026-02-24 03:43:59 UTC
Latest MJD: 61095.16
Latest r-Flux: 6263.00±617.87
| Peak Flux | 14448.37±637.12 (z-band) |
| UTC at Peak | 2026-02-24 02:52:58 |
| MJD at Peak | 61095.12 |
| Detection Count | 101 |
| Equatorial Lon,Lat | 09:58:44.746, 02:02:49.837 |
| Galactic Lon,Lat | 236.659111, 41.677305 |
| Ecliptic Lon,Lat | 151.062010, -9.663887 |
| E(B-V) Extinction | 0.019493 |
Transient Name Server
AT2026ctu
The transient was discovered on 11th January 2026 at 08:27:38 (MJD 61051.35) by DESIRT as C202601110958448p020250 with a discovery magnitude of i = 21.57..
Sherlock Contextual Classification
Prediction: Nuclear Transient
The transient is synonymous with 2MASXJ09584472%2B0202493; an r=16.86 mag galaxy found in the NED/SDSS catalogues. Its located 0.3" (0.6 Kpc) from the galaxy core. A host z=0.093 implies a m - M = 38.14.
Difference Image Lightcurve
Access the data from this plot in the LSST Alert Packet Data table below.
Context Map
LSST Alert Packet Data
| MJD | UTC | band | target diff flux | reliability | images | alert packet |
|---|---|---|---|---|---|---|
| 61095.155550 | 2026-02-24 03:43:59 | z | 6263 ± 618 | 0.17 | target ref diff | data |
| 61095.144139 | 2026-02-24 03:27:33 | g | 1018 ± 191 | 0.11 | target ref diff | data |
| 61095.141805 | 2026-02-24 03:24:11 | g | 1154 ± 204 | 0.27 | target ref diff | data |
| 61095.130099 | 2026-02-24 03:07:20 | r | 2999 ± 271 | 0.13 | target ref diff | data |
| 61095.129634 | 2026-02-24 03:06:40 | r | 2311 ± 279 | 0.11 | target ref diff | data |
| 61095.120120 | 2026-02-24 02:52:58 | z | 14448 ± 637 | 0.13 | target ref diff | data |
| 61095.107958 | 2026-02-24 02:35:27 | g | 1733 ± 264 | 0.25 | target ref diff | data |
| 61095.107490 | 2026-02-24 02:34:47 | g | 1718 ± 234 | 0.32 | target ref diff | data |
| 61095.103140 | 2026-02-24 02:28:31 | i | 7220 ± 477 | 0.13 | target ref diff | data |
| 61095.102202 | 2026-02-24 02:27:10 | i | 5413 ± 462 | 0.12 | target ref diff | data |
| 61095.101737 | 2026-02-24 02:26:30 | i | 6723 ± 473 | 0.36 | target ref diff | data |
| 61095.101263 | 2026-02-24 02:25:49 | i | 4573 ± 458 | 0.14 | target ref diff | data |
| 61095.100795 | 2026-02-24 02:25:08 | i | 7717 ± 493 | 0.35 | target ref diff | data |
| 61095.099860 | 2026-02-24 02:23:47 | i | 8581 ± 481 | 0.35 | target ref diff | data |
| 61095.097993 | 2026-02-24 02:21:06 | i | 10156 ± 573 | 0.36 | target ref diff | data |
| 61094.266153 | 2026-02-23 06:23:15 | r | 4253 ± 329 | 0.11 | target ref diff | data |
| 61094.188778 | 2026-02-23 04:31:50 | r | 4387 ± 309 | 0.12 | target ref diff | data |
| 61094.170767 | 2026-02-23 04:05:54 | g | 1242 ± 258 | 0.28 | target ref diff | data |
| 61094.169335 | 2026-02-23 04:03:50 | g | -1114 ± 176 | 0.13 | target ref diff | data |
| 61094.168404 | 2026-02-23 04:02:30 | g | 214 ± 289 | 0.38 | target ref diff | data |
| 61094.167940 | 2026-02-23 04:01:50 | g | 700 ± 289 | 0.34 | target ref diff | data |
| 61094.143800 | 2026-02-23 03:27:04 | z | 6290 ± 761 | 0.27 | target ref diff | data |
| 61094.143329 | 2026-02-23 03:26:23 | z | 4913 ± 809 | 0.35 | target ref diff | data |
| 61094.142397 | 2026-02-23 03:25:03 | z | 4790 ± 818 | 0.35 | target ref diff | data |
| 61094.139626 | 2026-02-23 03:21:03 | g | 1461 ± 243 | 0.19 | target ref diff | data |
| 61094.139088 | 2026-02-23 03:20:17 | g | 1241 ± 223 | 0.17 | target ref diff | data |
| 61094.138624 | 2026-02-23 03:19:37 | g | 318 ± 300 | 0.37 | target ref diff | data |
| 61094.138158 | 2026-02-23 03:18:56 | g | 1584 ± 286 | 0.30 | target ref diff | data |
| 61094.137677 | 2026-02-23 03:18:15 | g | 337 ± 292 | 0.38 | target ref diff | data |
| 61094.135633 | 2026-02-23 03:15:18 | g | 763 ± 291 | 0.39 | target ref diff | data |
| 61094.135165 | 2026-02-23 03:14:38 | g | -368 ± 285 | 0.43 | target ref diff | data |
| 61094.130860 | 2026-02-23 03:08:26 | g | 964 ± 287 | 0.39 | target ref diff | data |
| 61094.130396 | 2026-02-23 03:07:46 | g | 661 ± 286 | 0.36 | target ref diff | data |
| 61094.124163 | 2026-02-23 02:58:47 | i | 2125 ± 567 | 0.14 | target ref diff | data |
| 61094.123694 | 2026-02-23 02:58:07 | i | 8304 ± 430 | 0.10 | target ref diff | data |
| 61094.123230 | 2026-02-23 02:57:27 | i | 5623 ± 577 | 0.15 | target ref diff | data |
| 61094.122764 | 2026-02-23 02:56:46 | i | 8321 ± 531 | 0.35 | target ref diff | data |
| 61094.122300 | 2026-02-23 02:56:06 | i | 6289 ± 499 | 0.24 | target ref diff | data |
| 61094.121833 | 2026-02-23 02:55:26 | i | 6040 ± 508 | 0.18 | target ref diff | data |
| 61094.121367 | 2026-02-23 02:54:46 | i | 6736 ± 466 | 0.12 | target ref diff | data |
| 61094.120903 | 2026-02-23 02:54:06 | i | 8721 ± 481 | 0.24 | target ref diff | data |
| 61091.228025 | 2026-02-20 05:28:21 | r | 3995 ± 389 | 0.14 | target ref diff | data |
| 61091.224764 | 2026-02-20 05:23:39 | r | 4295 ± 455 | 0.12 | target ref diff | data |
| 61091.205870 | 2026-02-20 04:56:27 | g | 2285 ± 253 | 0.28 | target ref diff | data |
| 61091.205407 | 2026-02-20 04:55:47 | g | 1315 ± 227 | 0.15 | target ref diff | data |
| 61091.204942 | 2026-02-20 04:55:06 | g | 1317 ± 254 | 0.23 | target ref diff | data |
| 61091.196557 | 2026-02-20 04:43:02 | i | 10236 ± 421 | 0.14 | target ref diff | data |
| 61091.182925 | 2026-02-20 04:23:24 | z | 10343 ± 699 | 0.15 | target ref diff | data |
| 61091.181092 | 2026-02-20 04:20:46 | z | 5242 ± 771 | 0.30 | target ref diff | data |
| 61091.177759 | 2026-02-20 04:15:58 | g | 1427 ± 224 | 0.19 | target ref diff | data |
| 61091.176829 | 2026-02-20 04:14:38 | g | 1176 ± 240 | 0.21 | target ref diff | data |
| 61091.173026 | 2026-02-20 04:09:09 | g | 1468 ± 237 | 0.21 | target ref diff | data |
| 61091.172561 | 2026-02-20 04:08:29 | g | 1300 ± 248 | 0.26 | target ref diff | data |
| 61091.169193 | 2026-02-20 04:03:38 | i | 9204 ± 482 | 0.20 | target ref diff | data |
| 61091.167800 | 2026-02-20 04:01:37 | i | 4995 ± 553 | 0.25 | target ref diff | data |
| 61091.165008 | 2026-02-20 03:57:36 | i | 2943 ± 564 | 0.37 | target ref diff | data |
| 61091.163081 | 2026-02-20 03:54:50 | i | 7545 ± 509 | 0.13 | target ref diff | data |
| 61091.162618 | 2026-02-20 03:54:10 | i | 3492 ± 574 | 0.23 | target ref diff | data |
| 61090.342118 | 2026-02-19 08:12:38 | z | 8557 ± 953 | 0.10 | target ref diff | data |
| 61090.340195 | 2026-02-19 08:09:52 | r | 3850 ± 503 | 0.30 | target ref diff | data |
| 61090.244506 | 2026-02-19 05:52:05 | r | 3202 ± 443 | 0.20 | target ref diff | data |
| 61090.244041 | 2026-02-19 05:51:25 | r | 3100 ± 365 | 0.20 | target ref diff | data |
| 61090.243575 | 2026-02-19 05:50:44 | r | 3762 ± 377 | 0.19 | target ref diff | data |
| 61090.243107 | 2026-02-19 05:50:04 | r | 1792 ± 449 | 0.44 | target ref diff | data |
| 61090.242175 | 2026-02-19 05:48:43 | r | 3192 ± 459 | 0.26 | target ref diff | data |
| 61090.241709 | 2026-02-19 05:48:03 | r | 2721 ± 398 | 0.15 | target ref diff | data |
| 61090.240774 | 2026-02-19 05:46:42 | r | 3106 ± 428 | 0.20 | target ref diff | data |
| 61090.236546 | 2026-02-19 05:40:37 | z | 2810 ± 861 | 0.38 | target ref diff | data |
| 61090.235149 | 2026-02-19 05:38:36 | z | 6911 ± 848 | 0.18 | target ref diff | data |
| 61090.231885 | 2026-02-19 05:33:54 | z | 9853 ± 872 | 0.25 | target ref diff | data |
| 61090.231419 | 2026-02-19 05:33:14 | z | 1302 ± 896 | 0.35 | target ref diff | data |
| 61090.230983 | 2026-02-19 05:32:36 | z | 7757 ± 824 | 0.32 | target ref diff | data |
| 61090.228190 | 2026-02-19 05:28:35 | g | 2137 ± 292 | 0.28 | target ref diff | data |
| 61090.227725 | 2026-02-19 05:27:55 | g | -14 ± 321 | 0.31 | target ref diff | data |
| 61090.227258 | 2026-02-19 05:27:15 | g | 1570 ± 325 | 0.39 | target ref diff | data |
| 61090.226793 | 2026-02-19 05:26:34 | g | 1632 ± 292 | 0.25 | target ref diff | data |
| 61090.225396 | 2026-02-19 05:24:34 | g | 1915 ± 285 | 0.24 | target ref diff | data |
| 61090.224928 | 2026-02-19 05:23:53 | g | 475 ± 313 | 0.27 | target ref diff | data |
| 61090.223058 | 2026-02-19 05:21:12 | g | 609 ± 340 | 0.34 | target ref diff | data |
| 61090.220743 | 2026-02-19 05:17:52 | i | 8347 ± 591 | 0.13 | target ref diff | data |
| 61090.220275 | 2026-02-19 05:17:11 | i | 7165 ± 553 | 0.22 | target ref diff | data |
| 61090.219342 | 2026-02-19 05:15:51 | i | 6751 ± 632 | 0.31 | target ref diff | data |
| 61090.218409 | 2026-02-19 05:14:30 | i | 7595 ± 500 | 0.13 | target ref diff | data |
| 61090.216548 | 2026-02-19 05:11:49 | i | 8222 ± 503 | 0.11 | target ref diff | data |
| 61090.214126 | 2026-02-19 05:08:20 | i | 10239 ± 535 | 0.32 | target ref diff | data |
| 61090.212241 | 2026-02-19 05:05:37 | r | 1541 ± 442 | 0.42 | target ref diff | data |
| 61090.211308 | 2026-02-19 05:04:17 | r | 3716 ± 315 | 0.14 | target ref diff | data |
| 61090.208981 | 2026-02-19 05:00:55 | r | 3060 ± 444 | 0.41 | target ref diff | data |
| 61090.208517 | 2026-02-19 05:00:15 | r | 3409 ± 425 | 0.13 | target ref diff | data |
| 61090.208051 | 2026-02-19 04:59:35 | r | 4268 ± 414 | 0.14 | target ref diff | data |
| 61090.207584 | 2026-02-19 04:58:55 | r | 2245 ± 442 | 0.17 | target ref diff | data |
| 61090.202377 | 2026-02-19 04:51:25 | z | 6355 ± 986 | 0.37 | target ref diff | data |
| 61090.201912 | 2026-02-19 04:50:45 | z | 11660 ± 949 | 0.24 | target ref diff | data |
| 61090.199117 | 2026-02-19 04:46:43 | z | 8104 ± 832 | 0.16 | target ref diff | data |
| 61090.198652 | 2026-02-19 04:46:03 | z | 9970 ± 878 | 0.22 | target ref diff | data |
| 61090.193787 | 2026-02-19 04:39:03 | g | 2074 ± 283 | 0.29 | target ref diff | data |
| 61090.192387 | 2026-02-19 04:37:02 | g | 654 ± 305 | 0.39 | target ref diff | data |
| 61090.190528 | 2026-02-19 04:34:21 | g | 1440 ± 252 | 0.20 | target ref diff | data |
| 61090.190066 | 2026-02-19 04:33:41 | g | 1851 ± 245 | 0.31 | target ref diff | data |
| 61090.189137 | 2026-02-19 04:32:21 | g | 1187 ± 218 | 0.10 | target ref diff | data |
| 61090.188512 | 2026-02-19 04:31:27 | g | 194 ± 280 | 0.33 | target ref diff | data |
| 61090.182928 | 2026-02-19 04:23:25 | i | 7705 ± 446 | 0.12 | target ref diff | data |
| 61090.182464 | 2026-02-19 04:22:44 | i | 6382 ± 585 | 0.17 | target ref diff | data |
| 61090.181531 | 2026-02-19 04:21:24 | i | 8528 ± 518 | 0.24 | target ref diff | data |
| 61090.181066 | 2026-02-19 04:20:44 | i | 7661 ± 471 | 0.26 | target ref diff | data |
| 61050.171571 | 2026-01-10 04:07:03 | r | 2969 ± 353 | 0.33 | target ref diff | data |
| MJD | filter | magpsf | magpsf_error | flux_status |
|---|
Need Help?
readthedocs
Lasair Community
Start with our documentation on readthedocs, you might find the FAQ section especially useful.
If you still have questions, want to report a bug, or make a feature request, please reach out to us on the Lasair topic on the Rubin Community pages.