Discovery certificate for object 2019sea
TNS Astronomical Transient Report No. 48917 [ 2019TNSTR2012....1F ]

Date Received (UTC): 2019-10-07 16:13:03
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 2019sea
Discoverer internal name: ZTF19acdjxgs
Coordinates (J2000): RA = 03:47:15.598 (56.8149896) DEC = +40:51:41.77 (40.8616019)
Discovery date: 2019-10-07 11:40:08 (JD=2458763.9862037)

Potential host galaxy: UGC 02859
Host redshift: 0.018323

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acdjxgs

Photometry

Discovery (first detection):
Discovery date: 2019-10-07 11:40:08
Flux: 20.1147 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-10-07 10:11:02
Limiting flux: 20.7781 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/2019sea