Discovery certificate for object 2019hel
TNS Astronomical Transient Report No. 37337 [ 2019TNSTR.972....1N ]

Date Received (UTC): 2019-06-10 15:33:25
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: AT 2019hel
Discoverer internal name: ZTF19aaxwcsk
Coordinates (J2000): RA = 19:29:11.881 (292.2995051) DEC = -15:28:13.46 (-15.470405)
Discovery date: 2019-06-06 11:31:23 (JD=2458640.9801273)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-06-06 11:31:23
Flux: 18.58 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-06-03 11:31:38
Limiting flux: 19.8389 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/2019hel