Discovery certificate for object 2018ffa
TNS Astronomical Transient Report No. 21732 [ 2018TNSTR1204....1A ]

Date Received (UTC): 2018-08-18 18:04:47
Sender: Mr. Cristovao Jacques
Source Group: BraTS

Leonardo Amaral (Observatorio Campo dos Amarais - OCA), Paulo Holvorcem (Holvorcem Ltda.), on behalf of the Brazilian Transient Search (BraTS) team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2018ffa
Discoverer internal name: BraTS-OCA-T1-005
Coordinates (J2000): RA = 16:03:27.920 (240.866333) DEC = -48:13:44.97 (-48.229158)
Discovery date: 2018-08-17 22:43:01 (JD=2458348.4465394)


Remarks: Hostless transient within 3.2 degrees of the galactic plane. Source appears in the Gaia catalog at g = 20.8

Photometry

Discovery (first detection):
Discovery date: 2018-08-17 22:43:01
Flux: 17.4 Other
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: 3 frames taken over 28-min period with 0.31-m f/2.9 Newtonian reflector + CCD; zero points calibrated to UCAC-4 magnitudes

Last non-detection:
Last non-detection date: 2018-07-12 02:07:41
Limiting flux: 19.6 Other
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: 3 frames taken over 28-min period with 0.31-m f/2.9 Newtonian reflector + CCD; zero points calibrated to UCAC-4 magnitudes

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