Discovery certificate for object 2020cha
TNS Astronomical Transient Report No. 61577 [ 2020TNSTR.461....1N ]

Date Received (UTC): 2020-02-12 04:24:57
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 2020cha
Discoverer internal name: ZTF20aamenmn
Coordinates (J2000): RA = 00:21:27.311 (5.3637947) DEC = +29:51:43.97 (29.8622133)
Discovery date: 2020-02-12 02:41:41.000 (JD=2458891.6122917)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2020-02-12 02:41:41.000
Flux: 19.02 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2020-02-08 02:51:44
Limiting flux: 19.6627 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/2020cha