Discovery certificate for object 2018atn
TNS Astronomical Transient Report No. 17740

Date Received (UTC): 2018-04-12 04:26:23
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

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

IAU Designation: AT 2018atn
Discoverer internal name: ASASSN-18hu
Coordinates (J2000): RA = 13:27:57.598 (201.98999) DEC = -24:29:45.28 (-24.49591)
Discovery date: 2018-04-12 00:28:48 (JD=2458220.52)

Potential host galaxy: ESO 509- G 018
Host redshift: 0.026492


Photometry

Discovery (first detection):
Discovery date: 2018-04-12 00:28:48
Flux: 17.3 ABMag
Filter: g-Sloan
Instrument: Payne-Gaposchkin
Telescope: ASASSN-Payne-Gaposchkin

Last non-detection:
Last non-detection date: 2018-03-27 00:43:12
Limiting flux: 17.9 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/2018atn