Discovery certificate for object 2019pky
TNS Astronomical Transient Report No. 46069 [ 2019TNSTR1726....1B ]

Date Received (UTC): 2019-09-04 16:48:24
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

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

IAU Designation: AT 2019pky
Discoverer internal name: ASASSN-19we
Coordinates (J2000): RA = 19:05:49.658 (286.45691) DEC = -54:32:53.30 (-54.54814)
Discovery date: 2019-09-04 05:16:48 (JD=2458730.72)

Potential host galaxy: GALEXASC J190549.75-543254.4

Remarks: Present in two epochs, rapid rise, confirmed via follow-up imaging, unknown redshift host galaxy

Photometry

Discovery (first detection):
Discovery date: 2019-09-04 05:16:48
Flux: 17.2 ABMag
Filter: g-Sloan
Instrument: Cassius
Telescope: ASASSN-Cassius

Last non-detection:
Last non-detection date: 2019-08-30 05:31:12
Limiting flux: 18.5 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/2019pky