Discovery certificate for object 2019xgb
TNS Astronomical Transient Report No. 55212 [ 2019TNSTR2650....1F ]

Date Received (UTC): 2019-12-20 20:19:24
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, G. Pignata, 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, F.E. Bauer, 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 2019xgb
Discoverer internal name: ZTF19adaoafq
Coordinates (J2000): RA = 04:34:11.687 (68.5486943) DEC = -15:57:49.97 (-15.96388)
Discovery date: 2019-12-20 05:41:07.000 (JD=2458837.7368866)

Potential host galaxy: WISEA J043411.94-155755.9

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19adaoafq

Photometry

Discovery (first detection):
Discovery date: 2019-12-20 05:41:07.000
Flux: 19.4917 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-12-12 05:31:06
Limiting flux: 15.7439 ABMag
Filter: r-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/2019xgb