Discovery certificate for object 2019rsf
TNS Astronomical Transient Report No. 48456 [ 2019TNSTR1962....1F ]

Date Received (UTC): 2019-10-02 14:13:06
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 2019rsf
Discoverer internal name: ZTF19acbijnk
Coordinates (J2000): RA = 09:56:38.532 (149.1605506) DEC = +27:15:31.73 (27.2588136)
Discovery date: 2019-10-02 12:38:32 (JD=2458759.0267593)

Potential host galaxy: 2MASX J09563739+2715390
Host redshift: 0.055641

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acbijnk

Photometry

Discovery (first detection):
Discovery date: 2019-10-02 12:38:32
Flux: 19.8065 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-10-02 12:06:35
Limiting flux: 20.0369 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/2019rsf