Discovery certificate for object 2019tfa
TNS Astronomical Transient Report No. 50089 [ 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: SN 2019tfa
Discoverer internal name: ZTF19acgqjln
Coordinates (J2000): RA = 19:17:14.640 (289.31100205714) DEC = +79:18:28.98 (79.3080509)
Discovery date: 2019-10-23 03:28:37.000 (JD=2458779.6448843)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-10-23 03:28:37.000
Flux: 19.5 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-10-23 03:25:16
Limiting flux: 19.9427 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/2019tfa