Discovery certificate for object 2020sn
TNS Astronomical Transient Report No. 58524 [ 2020TNSTR.105....1N ]

Date Received (UTC): 2020-01-11 12:20:50
Sender: ZTF (ZTF_AMPEL_COMPLETE)
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 2020sn
Discoverer internal name: ZTF18aaiemyk
Coordinates (J2000): RA = 11:39:38.703 (174.9112631) DEC = +48:20:44.93 (48.345813733333)
Discovery date: 2020-01-07 12:17:02 (JD=2458856.0118287)


Remarks: Known SDSS and/or MILLIQUAS QSO/AGN. . See arXiv:1904.05922 for selection criteria..

Photometry

Discovery (first detection):
Discovery date: 2020-01-07 12:17:02
Flux: 19.95 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2020-01-06 12:40:20
Limiting flux: 19.7136 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/2020sn