Discovery certificate for object 2017jdh
TNS Astronomical Transient Report No. 15509 [ 2017TNSTR1460....1S ]

Date Received (UTC): 2017-12-23 18:38:04
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 2017jdh
Discoverer internal name: ASASSN-17rh
Coordinates (J2000): RA = 04:29:23.232 (67.3468) DEC = +01:59:51.04 (1.99751)
Discovery date: 2017-12-22 06:14:24 (JD=2458109.76)


Remarks: No match in Vizier or PS1 images; most likely a CV, but could also be a "hostless" SN

Photometry

Discovery (first detection):
Discovery date: 2017-12-22 06:14:24
Flux: 17 VegaMag
Filter: V-Johnson
Instrument: Cassius
Telescope: ASASSN-Cassius

Last non-detection:
Last non-detection date: 2017-12-19 08:09:36
Limiting flux: 17.6 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/2017jdh