Possible faint nova a in Sco

Alerts and Monitoring of Novae

Possible faint nova a in Sco

Postby Francois Teyssier » Mon Apr 06, 2020 7:41 am

An alert forwarded by Patrich Schmeer:

PNV J17120009-4017560 (N:)
RA 17h12m00.18s, DE -40°17'56.7" (J2000.0)
2020 April 5.2906 UT, mag. 13.9 (CCD, unfiltered)
Discoverer: Brazilian Transient Search (BraTS)
2020 04 05.2906 UT
Discovered by C. Jacques, C. Colesanti, C. H. Barreto, E. Pimentel, I. Mussi, J. Ribeiro, M. Domingues, J. Amancio, L. Amaral, P. Holvorcem, T. Napoleao on behalf of the Brazilian Transient Search – BraTS – at SONEAR Observatory, Oliveira, Brazil in three frames with 10 seconds exposure using an astrograph 280mm f/2.2 + CCD unfiltered, with magnitude 13.9 under limiting mag = 17.2. Nothing is visible at this location on the previous frame (limiting mag = 17.2) taken on 2020 Apr 3.2869 UT.
2020 04 05.78675 UT
Mag. 11.8 R, 14.2 B, 12.7 V, 12.3 Clear and J2000.0 position end figures 00.18s, 56.7" on a 120-s exposure taken with the 0.50-m f/6.8 reflector + CCD at iTelescope.NET, SSO, Australia. Observers E. Pimentel, C. Jacques, L. Amaral, C. Colesanti, I. Mussi, J. Ribeiro, M. Domingues, J. Amancio, P. Holvorcem, T. Napoleao, C. H. Barreto on behalf of the Brazilian Transient Search (BraTS).
2020 03 25.0186 UT
No brightenings were recorded by the ASAS-SN Sky Patrol (Shappee et al. 2014ApJ...788...48S and Kochanek et al. 2017PASP..129j4502K) between 2016 March 8 and 2020 March 25, the latest observation (gmag. fainter than 16.6) was obtained on Mar. 25.019 UT; complete light curve at https://asas-sn.osu.edu/light_curves/3de88d9d-cd65-4b6b-8fdf-b0cda71a8955 —— Patrick Schmeer (Saarbrücken-Bischmisheim, Germany)
http://www.cbat.eps.harvard.edu/unconf/followups/J17120009-4017560.html
Francois Teyssier
 
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