diaObjectId
170028510918738036

150.043232, 2.156004

Discovery Date: 2026-02-19 04:22:04 UTC
Discovery MJD: 61090.18
Disc i-Flux: -5062.42±1024.25
Latest Date: 2026-02-26 06:15:34 UTC
Latest MJD: 61097.26
Latest i-Flux: -10230.28±930.73
Peak Flux 17891.54±2198.15 (z-band)
UTC at Peak 2026-02-20 05:07:54
MJD at Peak 61091.21
Detection Count 78
Equatorial Lon,Lat 10:00:10.376, 02:09:21.614
Galactic Lon,Lat 236.817572, 42.030917
Ecliptic Lon,Lat 151.362362, -9.437513
E(B-V) Extinction 0.018926
Duplicate diaObjects

Transient Name Server

AT2026ctt

The transient was discovered on 28th January 2026 at 07:18:53 (MJD 61068.30) by DESIRT as C202512181000103p020922 with a discovery magnitude of i = 21.59..

Sherlock Contextual Classification

Prediction: Nuclear Transient

The transient is synonymous with ARK227; a W1=11.60 mag galaxy found in the NED/LASR catalogues. Its located 0.1" (0.0 Kpc) from the galaxy core. A host z=0.006 implies a m - M = 32.05.

Difference Image Lightcurve

Access the data from this plot in the LSST Alert Packet Data table below.
Learn how to interact with this plot.

Context Map

Recent Image Stamps

target

reference

difference

External Resources

Alerce Antares DECaLS Fink NED SIMBAD ZTF

Annotations

Annotator Timestamp Annotation Explanation JSON Data Link
r0b_lvra a1 2026-02-26 06:37:08 0.40886200856436483 r0b - Real Or Bogus Classifier JSON data https://las…

LSST Alert Packet Data

MJD UTC band target diff flux reliability images alert packet
61097.260820 2026-02-26 06:15:34 i -10230 ± 931 0.52 target ref diff data
61097.217624 2026-02-26 05:13:22 i -12005 ± 859 0.51 target ref diff data
61097.210076 2026-02-26 05:02:30 i -8061 ± 921 0.51 target ref diff data
61097.200188 2026-02-26 04:48:16 i -8925 ± 944 0.50 target ref diff data
61096.199143 2026-02-25 04:46:45 i -7757 ± 925 0.52 target ref diff data
61096.191138 2026-02-25 04:35:14 i -7604 ± 903 0.51 target ref diff data
61096.189280 2026-02-25 04:32:33 i -12065 ± 938 0.52 target ref diff data
61095.153971 2026-02-24 03:41:43 z 657 ± 1189 0.44 target ref diff data
61095.153504 2026-02-24 03:41:02 z 107 ± 1189 0.45 target ref diff data
61095.152104 2026-02-24 03:39:01 z 7190 ± 977 0.49 target ref diff data
61095.151169 2026-02-24 03:37:41 z 3994 ± 1205 0.38 target ref diff data
61095.150241 2026-02-24 03:36:20 z 1776 ± 1231 0.44 target ref diff data
61095.149776 2026-02-24 03:35:40 z 3388 ± 1209 0.43 target ref diff data
61095.147019 2026-02-24 03:31:42 g -1158 ± 477 0.37 target ref diff data
61095.146552 2026-02-24 03:31:02 g 3363 ± 483 0.39 target ref diff data
61095.143670 2026-02-24 03:26:53 g 990 ± 480 0.38 target ref diff data
61095.143203 2026-02-24 03:26:12 g -1263 ± 487 0.41 target ref diff data
61095.142270 2026-02-24 03:24:52 g 1088 ± 490 0.38 target ref diff data
61095.141340 2026-02-24 03:23:31 g 830 ± 498 0.44 target ref diff data
61095.140874 2026-02-24 03:22:51 g -2662 ± 493 0.35 target ref diff data
61095.140408 2026-02-24 03:22:11 g -283 ± 481 0.39 target ref diff data
61095.138530 2026-02-24 03:19:28 i -4980 ± 943 0.39 target ref diff data
61095.135636 2026-02-24 03:15:18 i -9134 ± 973 0.50 target ref diff data
61095.120585 2026-02-24 02:53:38 z -1174 ± 1142 0.56 target ref diff data
61095.108893 2026-02-24 02:36:48 g 82 ± 534 0.19 target ref diff data
61095.107021 2026-02-24 02:34:06 g -3453 ± 574 0.21 target ref diff data
61095.103140 2026-02-24 02:28:31 i -10229 ± 1033 0.49 target ref diff data
61095.101737 2026-02-24 02:26:30 i -9716 ± 1011 0.19 target ref diff data
61095.098925 2026-02-24 02:22:27 i -3287 ± 1059 0.18 target ref diff data
61094.272583 2026-02-23 06:32:31 z 6798 ± 1327 0.29 target ref diff data
61094.183632 2026-02-23 04:24:25 z 248 ± 1254 0.42 target ref diff data
61094.182685 2026-02-23 04:23:04 z -8464 ± 1255 0.51 target ref diff data
61094.178751 2026-02-23 04:17:24 z 8387 ± 1322 0.32 target ref diff data
61094.177299 2026-02-23 04:15:18 z 12335 ± 1343 0.35 target ref diff data
61094.169827 2026-02-23 04:04:33 g -3141 ± 574 0.34 target ref diff data
61094.143800 2026-02-23 03:27:04 z 8068 ± 1319 0.35 target ref diff data
61094.143329 2026-02-23 03:26:23 z -1207 ± 1341 0.44 target ref diff data
61094.142397 2026-02-23 03:25:03 z 1378 ± 1377 0.29 target ref diff data
61091.284581 2026-02-20 06:49:47 i -3846 ± 1185 0.22 target ref diff data
61091.219057 2026-02-20 05:15:26 z 8066 ± 1316 0.41 target ref diff data
61091.218591 2026-02-20 05:14:46 z 11346 ± 1396 0.40 target ref diff data
61091.217192 2026-02-20 05:12:45 z 2190 ± 2571 0.41 target ref diff data
61091.215221 2026-02-20 05:09:55 z 3477 ± 2461 0.44 target ref diff data
61091.213826 2026-02-20 05:07:54 z 17892 ± 2198 0.16 target ref diff data
61091.213358 2026-02-20 05:07:14 z 4631 ± 1693 0.39 target ref diff data
61091.203105 2026-02-20 04:52:28 i -6830 ± 913 0.37 target ref diff data
61091.202643 2026-02-20 04:51:48 i -9246 ± 974 0.40 target ref diff data
61091.202176 2026-02-20 04:51:07 i -9966 ± 931 0.39 target ref diff data
61091.201711 2026-02-20 04:50:27 i -7968 ± 944 0.46 target ref diff data
61091.200778 2026-02-20 04:49:07 i -9995 ± 889 0.48 target ref diff data
61091.200313 2026-02-20 04:48:27 i -6166 ± 896 0.46 target ref diff data
61091.199847 2026-02-20 04:47:46 i -5641 ± 909 0.52 target ref diff data
61091.199381 2026-02-20 04:47:06 i -8450 ± 898 0.44 target ref diff data
61091.198919 2026-02-20 04:46:26 i -9866 ± 928 0.53 target ref diff data
61091.197956 2026-02-20 04:45:03 i -6153 ± 949 0.45 target ref diff data
61091.197490 2026-02-20 04:44:23 i -11253 ± 922 0.49 target ref diff data
61091.197023 2026-02-20 04:43:42 i -6800 ± 889 0.51 target ref diff data
61091.196557 2026-02-20 04:43:02 i -9083 ± 932 0.49 target ref diff data
61091.185729 2026-02-20 04:27:27 z 103 ± 1245 0.29 target ref diff data
61091.182454 2026-02-20 04:22:44 z 1806 ± 1474 0.32 target ref diff data
61091.176365 2026-02-20 04:13:57 g 4223 ± 441 0.16 target ref diff data
61091.171164 2026-02-20 04:06:28 g -910 ± 531 0.31 target ref diff data
61091.165936 2026-02-20 03:58:56 i -6514 ± 998 0.39 target ref diff data
61091.165008 2026-02-20 03:57:36 i -5403 ± 995 0.41 target ref diff data
61091.164479 2026-02-20 03:56:50 i -7289 ± 1013 0.47 target ref diff data
61090.236085 2026-02-19 05:39:57 z 918 ± 1413 0.39 target ref diff data
61090.217943 2026-02-19 05:13:50 i -8582 ± 1034 0.36 target ref diff data
61090.217015 2026-02-19 05:12:30 i -9417 ± 1028 0.33 target ref diff data
61090.216548 2026-02-19 05:11:49 i -7270 ± 1039 0.38 target ref diff data
61090.216084 2026-02-19 05:11:09 i -9372 ± 1019 0.47 target ref diff data
61090.214689 2026-02-19 05:09:09 i -4487 ± 1001 0.36 target ref diff data
61090.188512 2026-02-19 04:31:27 g 3143 ± 472 0.39 target ref diff data
61090.186661 2026-02-19 04:28:47 i -3858 ± 1004 0.46 target ref diff data
61090.186195 2026-02-19 04:28:07 i -4959 ± 978 0.40 target ref diff data
61090.185728 2026-02-19 04:27:26 i -5367 ± 1017 0.40 target ref diff data
61090.184793 2026-02-19 04:26:06 i -7252 ± 1031 0.46 target ref diff data
61090.182928 2026-02-19 04:23:25 i -6075 ± 999 0.45 target ref diff data
61090.181997 2026-02-19 04:22:04 i -5062 ± 1024 0.43 target ref diff data
MJD filter magpsf magpsf_error flux_status
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