Discovery certificate for object 2019bcf
TNS Astronomical Transient Report No. 30152 [ 2019TNSTR.273....1S ]

Date Received (UTC): 2019-02-25 13:57:00
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

K. Z. Stanek, for the ASAS-SN team report/s the discovery of a new astronomical transient.

IAU Designation: SN 2019bcf
Discoverer internal name: ASASSN-19dk
Coordinates (J2000): RA = 19:16:21.576 (289.0899) DEC = -40:07:44.00 (-40.12889)
Discovery date: 2019-02-25 09:07:12 (JD=2458539.88)

Potential host galaxy: ESO 337- G 016
Host redshift: 0.01986

Remarks: Discovered after the seasonal break, likely fading

Photometry

Discovery (first detection):
Discovery date: 2019-02-25 09:07:12
Flux: 16.5 ABMag
Filter: g-Sloan
Instrument: Paczynski
Telescope: ASASSN-Paczynski

Last non-detection:
Last non-detection date: 2018-11-22 00:28:48
Limiting flux: 17 ABMag
Filter: g-Sloan
Instrument: Cassius
Telescope: ASASSN-Cassius


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2019bcf