Discovery certificate for object 2018zf
TNS Astronomical Transient Report No. 17091 [ 2018TNSTR.287....1S ]

Date Received (UTC): 2018-03-03 15:32:38
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: SN 2018zf
Discoverer internal name: ASASSN-18el
Coordinates (J2000): RA = 19:27:19.630 (291.83179) DEC = +65:33:53.78 (65.56494)
Discovery date: 2018-03-03 12:00:00 (JD=2458181)

Potential host galaxy: 2MASX J19271951+6533539
Host redshift: 0.017

Remarks: In two epochs, discovered after seasonal gap

Photometry

Discovery (first detection):
Discovery date: 2018-03-03 12:00:00
Flux: 15.3 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt

Last non-detection:
Last non-detection date: 2017-12-14 00:43:12
Limiting flux: 17.8 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/2018zf