Discovery certificate for object 2019uwb
TNS Astronomical Transient Report No. 52638 [ 2019TNSTR2350....1F ]

Date Received (UTC): 2019-11-13 19:28:05
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 2019uwb
Discoverer internal name: ZTF19acsamnm
Coordinates (J2000): RA = 06:30:59.225 (97.7467692) DEC = +37:54:15.19 (37.9042185)
Discovery date: 2019-11-13 10:18:42.000 (JD=2458800.9296528)

Potential host galaxy: WISEA J063100.18+375425.1
Host redshift: 0.022816

Remarks: Early SN candidate (r-rise > 0.99+-0.07 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acsamnm

Photometry

Discovery (first detection):
Discovery date: 2019-11-13 10:18:42.000
Flux: 18.1973 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-11-13 05:59:58
Limiting flux: 18.5433 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/2019uwb