Discovery certificate for object 2017btn
TNS Astronomical Transient Report No. 9753 [ 2019TNSTR.311....1K ]

Date Received (UTC): 2017-03-02 04:41:18
Date made public: 2019-03-02
Sender: iPTF (iPTF_Bot1)
Source Group: iPTF

M. Kasliwal, Y. Cao (Caltech), on behalf of iPTF report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017btn
Discoverer internal name: iPTF17btn
Coordinates (J2000): RA = 04:05:04.169 (61.267369) DEC = +67:54:51.53 (67.914315)
Discovery date: 2017-03-02 04:10:33 (JD=2457814.6739931)



Photometry

Discovery (first detection):
Discovery date: 2017-03-02 04:10:33
Flux: 19.771 ABMag
Filter: R-PTF
Instrument: CFH12k
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2009-01-01 00:00:00
Limiting flux: 21.5 ABMag
Filter: R-PTF
Instrument: CFH12k
Telescope: Palomar 1.2m Oschin


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2017btn