TNS Astronomical Transient Report No. 108428 [ 2021TNSTR1465....1M ]

Date Received (UTC): 2021-05-05 23:16:42
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

A. Munoz-Arancibia, F. Forster, F.E. Bauer, G. Pignata, L. Hernandez-Garcia, L. Galbany, E. Camacho, J. Silva-Farfan, A. Mourao, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: AT 2021lgw
Discoverer internal name: ZTF21aayznvi
Coordinates (J2000): RA = 14:56:43.982 (224.18325725) DEC = +82:03:35.30 (82.05980475)
Discovery date: 2021-04-30 08:08:19.000 (JD=2459334.8391088)

Potential host galaxy: WISEA J145643.22+820336.7

Remarks: SN candidate classified using ALeRCE's stamp classifier - see http://arxiv.org/abs/2008.03309 - and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF21aayznvi

Photometry

Discovery (first detection):
Discovery date: 2021-04-30 08:08:19.000
Flux: 20.4217 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2021-04-30 05:28:03
Limiting flux: 20.386 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Details of the new object can be viewed here: https://www.wis-tns.org/object/2021lgw