TNS Astronomical Transient Report No. 268303 [ 2025TNSTR3448....1R ]

Date Received (UTC): 2025-08-29 04:35:17
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 2018mpx
Discoverer internal name: ZTF18aavtxjk
Coordinates (J2000): RA = 17:02:08.069 (255.5336206) DEC = +60:57:48.86 (60.9635734)
Discovery date: 2018-05-20 08:21:49.000 (JD=2458258.8484838)


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: 2018-05-20 08:21:49.000
Flux: 20.1766 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2018-05-17 10:50:04
Limiting flux: 20.5269 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/2018mpx