Discovery certificate for object 2017hpm
TNS Astronomical Transient Report No. 14304 [ 2017TNSTR1169....1S ]

Date Received (UTC): 2017-10-26 21:01:36
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 2017hpm
Discoverer internal name: ASASSN-17oa
Coordinates (J2000): RA = 08:04:15.098 (121.06291) DEC = -00:03:58.03 (-0.06612)
Discovery date: 2017-10-26 06:57:36 (JD=2458052.79)


Remarks: In several epochs, no match in SDSS, PS1 or Vizier, so might be a "hostless" supernova or a large-amplitude CV

Photometry

Discovery (first detection):
Discovery date: 2017-10-26 06:57:36
Flux: 16.4 VegaMag
Filter: V-Johnson
Instrument: Cassius
Telescope: ASASSN-Cassius

Last non-detection:
Last non-detection date: 2017-10-15 07:40:48
Limiting flux: 16.9 VegaMag
Filter: V-Johnson
Instrument: Cassius
Telescope: ASASSN-Cassius


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2017hpm