TNS Astronomical Transient Report No. 312773 [ 2026TNSTR2810....1S ]

Date Received (UTC): 2026-07-06 12:55:53
Date made public:
Sender: LVRA
Reporting Group: Lasair     Discovery Data Source: Rubin

H. F. Stevance, K. W. Smith, S. J. Smartt (Oxford/QUB), R. D. Williams, G. P. Francis (Edinburgh), D. R. Young (QUB), A. Lawrence, T. M. Sloan (Edinburgh) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2026rwb
Discoverer internal name: LSST-AP-DO-170032882395906068
Coordinates (J2000): RA = 03:50:56.849 (57.736868985241) DEC = -49:42:38.07 (-49.7105739105)
Discovery date: 2026-07-06 10:03:17.280 (JD=2461227.91895)



Photometry

Discovery (first detection):
Discovery date: 2026-07-06 10:03:17.280
Flux: 21.7473 ABMag
Filter: i-LSST
Instrument: LSSTCam
Telescope: Rubin Observatory - Simonyi Survey Telescope

Last non-detection:
Archival info: DSS

Details of the new object can be viewed here: https://www.wis-tns.org/object/2026rwb