Discovery certificate for object 2019sfd
TNS Astronomical Transient Report No. 48970 [ 2019TNSTR2035....1N ]

Date Received (UTC): 2019-10-08 12:42:29
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 2019sfd
Discoverer internal name: ZTF19acdubsd
Coordinates (J2000): RA = 09:57:22.568 (149.3440321) DEC = +36:37:44.17 (36.6289375)
Discovery date: 2019-10-08 12:25:06.000 (JD=2458765.0174421)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-10-08 12:25:06.000
Flux: 19.55 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-10-08 11:51:18
Limiting flux: 20.0554 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


Details of the new object can be viewed here: https://www.wis-tns.org/object/2019sfd