Discovery certificate for object 2018wd
TNS Astronomical Transient Report No. 16982 [ 2018TNSTR.238....1S ]

Date Received (UTC): 2018-02-18 14:51:02
Sender: Prof. Krzysztof Stanek
Reporting Group: ASAS-SN     Discovery Data Source: ASAS-SN

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

IAU Designation: AT 2018wd
Discoverer internal name: ASASSN-18dd
Coordinates (J2000): RA = 16:53:55.807 (253.48253) DEC = +35:15:17.86 (35.25496)
Discovery date: 2018-02-17 11:16:48 (JD=2458166.97)

Potential host galaxy: 2MASX J16535612+3515186
Host redshift: 0.037314

Remarks: On the rise, confirmed in follow-up imaging

Photometry

Discovery (first detection):
Discovery date: 2018-02-17 11:16:48
Flux: 17.3 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt

Last non-detection:
Last non-detection date: 2018-02-09 11:31:12
Limiting flux: 18.3 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2018wd