Discovery certificate for object 2018hdm
TNS Astronomical Transient Report No. 23379 [ 2018TNSTR1526....1S ]

Date Received (UTC): 2018-10-08 03:56:17
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 2018hdm
Discoverer internal name: ASASSN-18xd
Coordinates (J2000): RA = 23:53:40.428 (358.41845) DEC = -34:04:27.55 (-34.07432)
Discovery date: 2018-10-07 07:40:48 (JD=2458398.82)

Potential host galaxy: 2MASS J23534025-3404302
Host redshift: 0.056

Remarks: In several epochs, possibly a nuclear event

Photometry

Discovery (first detection):
Discovery date: 2018-10-07 07:40:48
Flux: 18 ABMag
Filter: g-Sloan
Instrument: Paczynski
Telescope: ASASSN-Paczynski

Last non-detection:
Last non-detection date: 2018-10-04 20:24:00
Limiting flux: 18.8 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/2018hdm