Discovery certificate for object 2019syl
TNS Astronomical Transient Report No. 49797 [ 2019TNSTR2139....1N ]

Date Received (UTC): 2019-10-21 06:37:49
Sender: ZTF (ZTF_AMPEL_NEW)
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: SN 2019syl
Discoverer internal name: ZTF19acfsqjx
Coordinates (J2000): RA = 18:03:31.865 (270.88277288333) DEC = +74:49:58.58 (74.832938366667)
Discovery date: 2019-10-21 03:25:16 (JD=2458777.6425463)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-10-21 03:25:16
Flux: 19.36 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-10-20 04:04:55
Limiting flux: 20.4038 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/2019syl