Discovery certificate for object 2018aex
TNS Astronomical Transient Report No. 17277 [ 2018TNSTR.545....1L ]

Date Received (UTC): 2018-03-12 16:26:05
Date made public: 2018-04-24
Sender: ZTF (ZTF_Bot1)
Source Group: ZTF

Ragnhild Lunnan, Francesco Taddia, Jesper Sollerman, Cristina Barbarino (OKC), Christoffer Fremling, Mansi Kasliwal, Chris Canella, Nadejda Blagorodnova, J. Don Neill, Richard Walters, Anna Ho (Caltech), Steve Schulze, Ofer Yaron, Avishay Gal-Yam, Yi Yang (Weizmann) on behalf of the ZTF report/s the discovery of a new astronomical transient.

IAU Designation: SN 2018aex
Discoverer internal name: ZTF18aabssth
Coordinates (J2000): RA = 11:00:45.380 (165.189083) DEC = +22:17:15.00 (22.2875)
Discovery date: 2018-03-05 06:07:12 (JD=2458182.755)

Host redshift: 0.0229


Photometry

Discovery (first detection):
Discovery date: 2018-03-05 06:07:12
Flux: 18.1 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2018-02-16 09:31:40
Limiting flux: 20.1 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/2018aex