Discovery certificate for object 2017dfo
TNS Astronomical Transient Report No. 10898 [ 2017TNSTR.451....1B ]

Date Received (UTC): 2017-04-20 10:15:55
Sender: Prof. Subo Dong
Source Group: ASAS-SN

J. Brimacombe, Subo Dong, K. Stanek for the ASAS-SN team report/s the discovery of a new astronomical transient.

IAU Designation: SN 2017dfo
Discoverer internal name: ASASSN-17fe
Coordinates (J2000): RA = 09:20:38.124 (140.15885) DEC = -29:57:02.35 (-29.950653)
Discovery date: 2017-04-19 02:35:50 (JD=2457862.6082176)

Potential host galaxy: 2MASX J09203974-2956533
Host redshift: 0.035948


Photometry

Discovery (first detection):
Discovery date: 2017-04-19 02:35:50
Flux: 17.03 VegaMag
Filter: V-Johnson
Instrument: Cassius
Telescope: ASASSN-Cassius

Last non-detection:
Last non-detection date: 2017-04-15 03:38:50
Limiting flux: 17.27 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/2017dfo