Discovery certificate for object 2019dkr
TNS Astronomical Transient Report No. 33006 [ 2019TNSTR.563....1N ]

Date Received (UTC): 2019-04-13 12:42:14
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

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

IAU Designation: AT 2019dkr
Discoverer internal name: ASASSN-19ka
Coordinates (J2000): RA = 18:48:13.452 (282.05605) DEC = -63:23:37.75 (-63.39382)
Discovery date: 2019-04-13 00:28:48 (JD=2458586.52)

Potential host galaxy: IC 4770
Host redshift: 0.01447

Remarks: Rapid rise, confirmed via follow-up imaging; far away from the possible host galaxy, so might be a Galactic foreground source

Photometry

Discovery (first detection):
Discovery date: 2019-04-13 00:28:48
Flux: 17.3 ABMag
Filter: g-Sloan
Instrument: Payne-Gaposchkin
Telescope: ASASSN-Payne-Gaposchkin

Last non-detection:
Last non-detection date: 2019-04-11 00:14:24
Limiting flux: 18.5 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/2019dkr