Discovery certificate for object 2019tpa
TNS Astronomical Transient Report No. 51048 [ 2019TNSTR2202....1S ]

Date Received (UTC): 2019-10-28 23:56:36
Sender: Prof. Krzysztof Stanek
Reporting Group: ASAS-SN     Discovery Data Source: ASAS-SN

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

IAU Designation: AT 2019tpa
Discoverer internal name: ASASSN-19aac
Coordinates (J2000): RA = 20:07:28.673 (301.86947) DEC = -12:42:33.41 (-12.70928)
Discovery date: 2019-10-28 00:14:24.000 (JD=2458784.51)

Remarks: Present in several epochs, on the rise, matches to a faint, blue SDSS source, so it might be a CV, blazar/QSO, or a superluminous SN


Discovery (first detection):
Discovery date: 2019-10-28 00:14:24.000
Flux: 17 ABMag
Filter: g-Sloan
Instrument: Paczynski
Telescope: ASASSN-Paczynski

Last non-detection:
Last non-detection date: 2019-10-25 06:00:00
Limiting flux: 18.4 ABMag
Filter: g-Sloan
Instrument: Brutus
Telescope: ASASSN-Brutus

Details of the new object can be viewed here: