Discovery certificate for object 2019ros
TNS Astronomical Transient Report No. 48343 [ 2019TNSTR1953....1F ]

Date Received (UTC): 2019-10-01 12:50:26
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

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

IAU Designation: AT 2019ros
Discoverer internal name: ZTF19acbsyow
Coordinates (J2000): RA = 00:35:40.218 (8.9175743) DEC = +06:11:11.26 (6.186461)
Discovery date: 2019-10-01 07:46:18 (JD=2458757.8238194)

Potential host galaxy: SDSS J003540.39+061111.5
Host redshift: 0.23

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acbsyow

Photometry

Discovery (first detection):
Discovery date: 2019-10-01 07:46:18
Flux: 20.329 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-10-01 07:42:25
Limiting flux: 20.216 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/2019ros