RA/DEC (2000)
00:19:56.670 -42:50:56.51
4.986125 -42.849031
Type
---
Redshift
Discovery Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-11-14 10:13:07.392
TNS AT
Y
Public
Y
Discovery Mag
20.12
Filter
L-GOTO
Reporter/s
K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, B. Godson, T. Killestein, A. Kumar, D. O'Neill, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Light curves

 ▌Rubin_LSSTCam_i
 ▌Rubin_LSSTCam_g
 ▌GOTO-S_GOTO-4_L
 ▌GOTO-S_GOTO-3_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌ATLAS-CHL_ATLAS-04_cyan
 ▌BG4_BlackGEM-Cam4_BG-q
 ▌BG3_BlackGEM-Cam3_BG-q
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
No Data
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
i-LSST Rubin_LSSTCam 2025-11-22 03:17:20 - 2025-11-22 03:19:24 2461001.6370372 - 2461001.6384675 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
543366 2025-11-22 03:19:24 2461001.6384675 20.66 0.02 ABMag i-LSST Rubin_LSSTCam
543365 2025-11-22 03:17:20 2461001.6370372 20.51 0.02 ABMag i-LSST Rubin_LSSTCam
g-LSST Rubin_LSSTCam 2025-11-15 01:31:19 - 2025-11-22 01:20:19 2460994.5634132 - 2461001.55577 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
543362 2025-11-22 01:20:19 2461001.55577 20.94 0.01 ABMag g-LSST Rubin_LSSTCam
543364 2025-11-19 03:08:34 2460998.6309548 20.63 0.02 ABMag g-LSST Rubin_LSSTCam
543363 2025-11-17 01:22:46 2460996.5574769 20.36 0.01 ABMag g-LSST Rubin_LSSTCam
543361 2025-11-15 01:31:19 2460994.5634132 20.26 0.01 ABMag g-LSST Rubin_LSSTCam
L-GOTO GOTO-S_GOTO-4 2025-11-14 10:13:07 - 2025-11-14 10:13:07 2460993.925783 - 2460993.925783 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
530979 2025-11-14 10:13:07 2460993.925783 20.12 0.13 ABMag L-GOTO GOTO-S_GOTO-4 360
L-GOTO GOTO-S_GOTO-3 2025-10-30 12:06:53 - 2025-10-30 12:06:53 2460979.004781 - 2460979.004781 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
530978 2025-10-30 12:06:53 2460979.004781 19.8 ABMag L-GOTO GOTO-S_GOTO-3 360 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-11-13 03:19:24 - 2025-11-13 03:19:24 2460992.63847 - 2460992.63847 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531764 2025-11-13 03:19:24 2460992.63847 19.816 0.195 20.06 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 110 Robot
cyan-ATLAS ATLAS-CHL_ATLAS-04 2025-11-12 02:57:56 - 2025-11-12 02:57:56 2460991.62356 - 2460991.62356 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531763 2025-11-12 02:57:56 2460991.62356 19.44 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
BG-q-BlackGem BG4_BlackGEM-Cam4 2023-06-11 09:18:20 - 2023-06-11 09:18:20 2460106.8877315 - 2460106.8877315 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
587145 2023-06-11 09:18:20 2460106.8877315 20.36 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic [Last non detection]
BG-q-BlackGem BG3_BlackGEM-Cam3 2025-11-13 04:01:34 - 2025-11-13 04:01:34 2460992.6677546 - 2460992.6677546 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
587146 2025-11-13 04:01:34 2460992.6677546 20.09 0.13 20.71 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
306137 2026-05-27 16:34:22 BlackGEM_Bot1 H. Tranin, F. Stoppa, D. Pieterse et al. BlackGEM BlackGEM 00:19:56.683 -42:50:56.64 2025-11-13 04:01:34.000 20.09 BG-q-BlackGem PSN BGEM J001956.68-425056.6 BlackGEM N
282563 2025-12-27 17:36:52 MMA_Bot S. Anand, on behalf of NSF-DOE Vera C. Rubin Observatory Rubin Rubin 00:19:56.670 -42:50:56.51 2025-11-15 01:31:18.901 20.26 g-LSST PSN Rubin N
277230 2025-11-17 11:52:51 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 00:19:56.598 -42:50:55.87 2025-11-13 03:19:23.808 19.816 orange-ATLAS PSN ATLAS25oje ATLAS N
276706 2025-11-14 11:10:28 GOTO_bot K. Ackley, M. Dyer, J. Lyman et al. GOTO GOTO 00:19:56.702 -42:50:56.60 2025-11-14 10:13:07.392 20.12 L-GOTO Other GOTO25jyu GOTO 2025TNSTR4578....1A N
No Data

Comments

TNS
System

Sat, 12/27/2025 - 17:36

Object coordinates updated

Object coordinates updated according to AT-report 282563 of Group Rubin
Previous RA, DEC: 00:19:56.598, -42:50:55.87 (4.98582333333, -42.8488533333)
Updated RA, DEC: 00:19:56.670, -42:50:56.51 (4.986125, -42.849031)

TNS
System

Mon, 11/17/2025 - 11:52

Object coordinates updated

Object coordinates updated according to AT-report 277230 of Group ATLAS
Previous RA, DEC: 00:19:56.702, -42:50:56.60 (4.986257, -42.849056)
Updated RA, DEC: 00:19:56.598, -42:50:55.87 (4.98582333333, -42.8488533333)