Discovery certificate for object 2019yyw
TNS Astronomical Transient Report No. 56783 [ 2019TNSTR2730....1N ]

Date Received (UTC): 2019-12-29 15:11:42
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 2019yyw
Discoverer internal name: ZTF19adbtqwy
Coordinates (J2000): RA = 09:02:06.044 (135.52518285) DEC = +79:01:59.41 (79.0331701)
Discovery date: 2019-12-29 06:55:58 (JD=2458846.7888657)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-12-29 06:55:58
Flux: 19.5 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-12-19 11:47:24
Limiting flux: 20.0916 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/2019yyw