Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

TCP J19212834-3058481

TCP J19212834-3058481   2022 08 06.0739*  19 21 28.34 -30 58 48.1  15.0 U             Sgr       9 0

2022 08 06.0739

Discovered by E. Pimentel, C. Jacques, C. Colesanti, C. Barreto, 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 15.0 under limiting mag = 17.5. Nothing is visible at this location on the previous frames (limiting mag = 17.8) taken on 2022 Jun 06.1940 UT.

2022 08 05.1694

The brightening is also evident in ASAS-SN Sky Patrol (Shappee et al. 2014ApJ...788...48S and Kochanek et al. 2017PASP..129j4502K) data: 2022 August 4.282 UT, fainter than gmag. 16.7; 5.169, gmag 16.3; 5.274, 15.81; 6.172, 15.26; no previous brightenings were oberved, complete light curve at https://asas-sn.osu.edu/sky-patrol/coordinate/a7b24cdd-a176-4ee2-8a1d-87380cd0a434 -- Patrick Schmeer (Saarbrücken-Bischmisheim, Germany)

2022 08 7.50

Faint (spiral) galaxy 1.7" to the SW in Pan-STARRS1 i-band image. Patrick Schmeer (Saarbrücken-Bischmisheim, Germany)