[vsnet-alert 22389] PNV J17422408-2053088: possible nova (11.1 mag) in Ophiuchus

[Patrick Schmeer pasc1312-aavso@yahoo.de via vsnet-alert]

PNV J17422408-2053088  (N:)

Discovery details:
R.A. 17h42m24.08s, Decl. -20°53'08.8" (J2000.0)
2018 August 8.9596, 11.1 mag (unfiltered)
Discoverers: Cristovao Jacques, Joao Ribeiro de Barros, Eduardo Pimentel,
 Paulo Renato Holvorcem (Brazilian Transient Search)

2018 08 9.112 UT
Discovered by C. Jacques, J. Barros, E. Pimentel, P. Holvorcem, on behalf
of the Brazilian Transient Search - BraTS - at SONEAR Observatary,
Oliveira, Brazil with three frames with 10 seconds exposure using an
astrograph 11"f/2.2 + CCD camera under limiting mag = 16.5. Nothing is
visible at this location on the previous frame (limit mag = 16.0) taken
2018 July. 8.991 UT.

2018 08 09.24 UT
The Pan-STARRS1 source PSO J174224.016-205308.866 (position end figures
24.013s, 08.90"; i= 20.17 mag) is 0.9" away from the reported position
of the transient. Latest available ASAS-SN Sky Patrol observation
(Shappee et al. 2014ApJ...788...48S and Kochanek et al. 2017PASP..129j4502K):
2018 Aug. 8.273 UT, fainter than Vmag. 16.0. V-band data at
https://asas-sn.osu.edu/light_curves/848b65b5-ede3-4571-91eb-4ed7a9f4cce2.
--- Patrick Schmeer (Saarbruecken-Bischmisheim, Germany)

http://www.cbat.eps.harvard.edu/unconf/followups/J17422408-2053088.html

Spectroscopy, precise astrometry, and multiband photometry are urgently
required.

Clear skies,
Patrick