TNS Astronomical Transient Report No. 302750 [ 2026TNSTR2016....1R ]

Date Received (UTC): 2026-05-09 06:31:53
Date made public:
Sender: BTSbot_bot
Reporting Group: ZTF     Discovery Data Source: ZTF

Nabeel Rehemtulla (CIERA, NU), Wynn Jacobson-Galán (Caltech), Theophile du Laz (Caltech) on behalf of ZTF report/s the discovery of a new astronomical transient.

IAU Designation: SN 2026lsb
Discoverer internal name: ZTF26aavbquu
Coordinates (J2000): RA = 13:16:52.832 (199.2201322) DEC = -07:32:25.19 (-7.5403308)
Discovery date: 2026-05-07 05:33:25.004 (JD=2461167.7315394)


Remarks: Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167).

Photometry

Discovery (first detection):
Discovery date: 2026-05-07 05:33:25.004
Flux: 18.6927 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2026-05-07 05:32:44
Limiting flux: 20.1397 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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