Discovery certificate for object 2019osz
TNS Astronomical Transient Report No. 45256 [ 2019TNSTR1641....1N ]

Date Received (UTC): 2019-08-27 07:52:19
Sender: ZTF (ZTF_AMPEL_COMPLETE)
Source Group: 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 2019osz
Discoverer internal name: ZTF18aazdfla
Coordinates (J2000): RA = 19:20:23.364 (290.09735044444) DEC = +56:41:50.46 (56.697349955556)
Discovery date: 2019-08-27 06:22:59 (JD=2458722.7659722)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-08-27 06:22:59
Flux: 17.95 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-08-25 07:29:06
Limiting flux: 20.5575 ABMag
Filter: g-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/2019osz