Discovery certificate for object 2019tad
TNS Astronomical Transient Report No. 49870 [ 2019TNSTR2148....1N ]

Date Received (UTC): 2019-10-22 03:39:46
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 2019tad
Discoverer internal name: ZTF19acgpzsb
Coordinates (J2000): RA = 17:04:18.211 (256.0758805) DEC = +38:51:19.56 (38.8554329)
Discovery date: 2019-10-19 02:53:24.000 (JD=2458775.6204167)

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


Discovery (first detection):
Discovery date: 2019-10-19 02:53:24.000
Flux: 19.46 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-10-19 02:25:48
Limiting flux: 20.2301 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Details of the new object can be viewed here: