TNS Astronomical Transient Report No. 121045 [ 2021TNSTR2876....1S ]

Date Received (UTC): 2021-08-20 22:19:46
Date made public:
Sender: Ismael Perez-Fournon
Reporting Group: SGLF     Discovery Data Source: ZTF

R. Shirley (Univ. of Southampton), I. Perez-Fournon, C. Jimenez Angel, F. Poidevin (IAC & ULL), R. Marques-Chaves (Univ. of Geneva), S. Geier (GRANTECAN & IAC), Y. Shu (MPA), S. Rodney (Univ. of South Carolina), J. Roberts-Pierel (STScI), A. Bolton (NSF's NOIRLab), S. Chakrabarti, P. Craig, and B. Alamiri (RIT) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2021wme
Discoverer internal name: ZTF21abrcrny
Coordinates (J2000): RA = 23:49:12.317 (357.301321) DEC = +51:38:24.41 (51.640114)
Discovery date: 2021-08-02 07:58:07.000 (JD=2459428.8320255)


Remarks: Data were provided by the Zwicky Transient Facility (https://www.ztf.caltech.edu) and processed through the Lasair (https://lasair.roe.ac.uk), ALeRCE (https://alerce.online), Fink (https://fink-broker.org), ANTARES (https://antares.noirlab.edu), and MARS (https://mars.lco.global) brokers and our SGLF ZTF database and filters.

Photometry

Discovery (first detection):
Discovery date: 2021-08-02 07:58:07.000
Flux: 20.717 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2021-07-31 09:55:56
Limiting flux: 20.43 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/2021wme