Discovery certificate for object 2019gxa
TNS Astronomical Transient Report No. 36970 [ 2019TNSTR.926....1S ]

Date Received (UTC): 2019-06-04 20:30:12
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

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

IAU Designation: SN 2019gxa
Discoverer internal name: ASASSN-19oi
Coordinates (J2000): RA = 23:53:51.768 (358.4657) DEC = -40:01:18.80 (-40.02189)
Discovery date: 2019-06-04 10:04:48 (JD=2458638.92)

Potential host galaxy: APMUKS(BJ) B235115.71-401758.3
Host redshift: 0.04

Remarks: Present in multiple epochs, "intra-cluster" supernova, most likely at cluster redshift z=0.04

Photometry

Discovery (first detection):
Discovery date: 2019-06-04 10:04:48
Flux: 17.4 ABMag
Filter: g-Sloan
Instrument: Cassius
Telescope: ASASSN-Cassius

Last non-detection:
Last non-detection date: 2019-05-24 02:52:48
Limiting flux: 17.8 ABMag
Filter: g-Sloan
Instrument: Payne-Gaposchkin
Telescope: ASASSN-Payne-Gaposchkin


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