Discovery certificate for object 2019oby
TNS Astronomical Transient Report No. 44456 [ 2019TNSTR1560....1F ]

Date Received (UTC): 2019-08-21 15:39:16
Sender: ZTF (ALeRCE)
Source Group: ALeRCE

F. Forster on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019oby
Discoverer internal name: ZTF19abqykuc
Coordinates (J2000): RA = 05:10:10.355 (77.5431457) DEC = -00:09:56.27 (-0.1656293)
Discovery date: 2019-08-21 11:35:01 (JD=2458716.9826505)

Potential host galaxy: 2MASS J05124326-0006409

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/vue/object/ZTF19abqykuc

Photometry

Discovery (first detection):
Discovery date: 2019-08-21 11:35:01
Flux: 19.654 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-08-18 11:40:49
Limiting flux: 19.3106 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://wis-tns.weizmann.ac.il/object/2019oby