Discovery certificate for object 2018evx
TNS Astronomical Transient Report No. 21443 [ 2018TNSTR1147....1A ]

Date Received (UTC): 2018-08-11 15:30:45
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 2018evx
Discoverer internal name: BraTS-OCA-T1-003
Coordinates (J2000): RA = 18:01:50.300 (270.459583) DEC = -52:17:22.25 (-52.289514)
Discovery date: 2018-08-11 01:38:17 (JD=2458341.5682523)


Remarks: Hostless transient within 14 degrees of galactic plane, possible CV

Photometry

Discovery (first detection):
Discovery date: 2018-08-11 01:38:17
Flux: 17.1 Other
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: 6 frames taken over 27 minutes 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: 2018-08-10 03:18:52
Limiting flux: 19.4 Other
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: 6 frames taken over 2.26-h 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/2018evx