Discovery certificate for object 2019tfb
TNS Astronomical Transient Report No. 50090 [ 2019TNSTR2172....1N ]

Date Received (UTC): 2019-10-24 07:49:28
Sender: ZTF (ZTF_AMPEL_NEW)
Reporting Group: ZTF     Discovery Data Source: ZTF

J. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTF report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019tfb
Discoverer internal name: ZTF19acgtpru
Coordinates (J2000): RA = 02:31:41.637 (37.92348855) DEC = +44:13:24.86 (44.22357295)
Discovery date: 2019-10-22 07:49:05.000 (JD=2458778.8257639)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-10-22 07:49:05.000
Flux: 19.33 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-10-19 06:49:12
Limiting flux: 20.0812 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2019tfb