Discovery certificate for object 2019A
TNS Astronomical Transient Report No. 27651 [ 2019TNSTR...1....1B ]

Date Received (UTC): 2019-01-01 14:50:32
Sender: Prof. Krzysztof Stanek
Reporting Group: ASAS-SN     Discovery Data Source: ASAS-SN

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

IAU Designation: SN 2019A
Discoverer internal name: ASASSN-19aa
Coordinates (J2000): RA = 11:39:08.738 (174.78641) DEC = -21:32:30.80 (-21.54189)
Discovery date: 2019-01-01 00:14:24.000 (JD=2458484.51)

Potential host galaxy: 2MASX J11390794-2132244
Host redshift: 0.072293

Remarks: In two epochs, confirmed by follow-up imaging

Photometry

Discovery (first detection):
Discovery date: 2019-01-01 00:14:24.000
Flux: 17.7 ABMag
Filter: g-Sloan
Instrument: Payne-Gaposchkin
Telescope: ASASSN-Payne-Gaposchkin

Last non-detection:
Last non-detection date: 2018-12-31 00:43:12
Limiting flux: 18 ABMag
Filter: g-Sloan
Instrument: Payne-Gaposchkin
Telescope: ASASSN-Payne-Gaposchkin


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