Discovery certificate for object 2019sfu
TNS Astronomical Transient Report No. 48989 [ 2019TNSTR2028....1F ]

Date Received (UTC): 2019-10-08 13:12:44
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 2019sfu
Discoverer internal name: ZTF19abuyfwj
Coordinates (J2000): RA = 23:50:54.088 (357.7253648) DEC = +25:58:18.63 (25.9718416)
Discovery date: 2019-10-08 08:35:23 (JD=2458764.8579051)

Potential host galaxy: SDSS J235054.06+255818.5
Host redshift: 0.13

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19abuyfwj

Photometry

Discovery (first detection):
Discovery date: 2019-10-08 08:35:23
Flux: 20.1648 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-10-07 03:33:08
Limiting flux: 20.1161 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://wis-tns.weizmann.ac.il/object/2019sfu