TNS Astronomical Transient Report No. 268341 [ 2025TNSTR3431....1T ]
Date Received (UTC): 2025-08-29 07:29:31
Date made public:
Sender: ATLAS_Bot1
Reporting Group: ATLAS Discovery Data Source: ATLAS
J. Tonry, L. Denneau, H. Weiland, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), M. R. Alarcón, J. Licandro, P. Nichita (IAC), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU) report/s the discovery of a new astronomical transient.
IAU Designation: AT 2025wck
Discoverer internal name: ATLAS25kra
Coordinates (J2000): RA = 01:27:40.364 (21.9181825) DEC = -50:44:27.38 (-50.7409375)
Discovery date: 2025-08-28 00:18:42.336 (JD=2460915.51299)
Photometry
Discovery (first detection):
Discovery date: 2025-08-28 00:18:42.336
Flux: 19.782 ABMag
Filter: orange-ATLAS
Instrument: ATLAS-03
Telescope: ATLAS Sutherland
Last non-detection:
Last non-detection date: 2025-08-25 00:52:52
Limiting flux: 19.23 ABMag
Filter: orange-ATLAS
Instrument: ATLAS-03
Telescope: ATLAS Sutherland
Details of the new object can be viewed here: https://www.wis-tns.org/object/2025wck
Date Received (UTC): 2025-08-29 07:29:31
Date made public:
Sender: ATLAS_Bot1
Reporting Group: ATLAS Discovery Data Source: ATLAS
J. Tonry, L. Denneau, H. Weiland, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), M. R. Alarcón, J. Licandro, P. Nichita (IAC), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU) report/s the discovery of a new astronomical transient.
IAU Designation: AT 2025wck
Discoverer internal name: ATLAS25kra
Coordinates (J2000): RA = 01:27:40.364 (21.9181825) DEC = -50:44:27.38 (-50.7409375)
Discovery date: 2025-08-28 00:18:42.336 (JD=2460915.51299)
Photometry
Discovery (first detection):
Discovery date: 2025-08-28 00:18:42.336
Flux: 19.782 ABMag
Filter: orange-ATLAS
Instrument: ATLAS-03
Telescope: ATLAS Sutherland
Last non-detection:
Last non-detection date: 2025-08-25 00:52:52
Limiting flux: 19.23 ABMag
Filter: orange-ATLAS
Instrument: ATLAS-03
Telescope: ATLAS Sutherland
Details of the new object can be viewed here: https://www.wis-tns.org/object/2025wck