RA/DEC (2000)
04:42:31.874 -54:08:52.00
70.632808 -54.147778
Type
---
Redshift
Discovery Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-11-12 17:35:57.120
TNS AT
Y
Public
Y
Discovery Mag
20.26
Filter
L-GOTO
Reporter/s
G. Ramsay, D. O'Neill, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, B. Godson, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Light curves

 ▌GOTO-S_GOTO-4_L
 ▌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
L-GOTO GOTO-S_GOTO-4 2025-11-08 12:46:56 - 2025-11-12 17:35:57 2460988.032589 - 2460992.233304 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531011 2025-11-12 17:35:57 2460992.233304 20.26 0.21 ABMag L-GOTO GOTO-S_GOTO-4 360
531010 2025-11-08 12:46:56 2460988.032589 18.2 ABMag L-GOTO GOTO-S_GOTO-4 135 [Last non detection]
BG-q-BlackGem BG4_BlackGEM-Cam4 2024-02-20 02:12:09 - 2024-02-20 02:12:09 2460360.5917708 - 2460360.5917708 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
586337 2024-02-20 02:12:09 2460360.5917708 20.56 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic [Last non detection]
BG-q-BlackGem BG3_BlackGEM-Cam3 2025-11-16 05:17:59 - 2025-11-16 05:17:59 2460995.7208218 - 2460995.7208218 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
586338 2025-11-16 05:17:59 2460995.7208218 20.07 0.14 20.4 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
305733 2026-05-27 14:48:52 BlackGEM_Bot1 H. Tranin, F. Stoppa, D. Pieterse et al. BlackGEM BlackGEM 04:42:31.874 -54:08:52.00 2025-11-16 05:17:59.000 20.07 BG-q-BlackGem PSN BGEM J044231.87-540852.0 BlackGEM N
276722 2025-11-14 14:20:32 GOTO_bot G. Ramsay, D. O'Neill, K. Ackley et al. GOTO GOTO 04:42:31.961 -54:08:52.10 2025-11-12 17:35:57.120 20.26 L-GOTO Other GOTO25jzo GOTO 2025TNSTR4576....1R N
No Data

Comments

TNS
System

Wed, 05/27/2026 - 14:48

Object coordinates updated

Object coordinates updated according to AT-report 305733 of Group BlackGEM
Previous RA, DEC: 04:42:31.961, -54:08:52.10 (70.633171, -54.147805)
Updated RA, DEC: 04:42:31.874, -54:08:52.00 (70.632808, -54.147778)