[vsnet-alert 11725] outburst of USNO-A2.0 1050-00942715

Andrey V Samokhvalov sav at surgut.ru
Sun Dec 13 04:41:32 JST 2009

During observations of the field in Taurus, Timur Kryachko (Russia)  
discovered outburst of USNO-A2.0 1050-00942715 (RA=03:30:31.41  
All observations were carried out at the Astrotel-Caucasus observatory  
on 300-mm Ritchey-Chretien telescope, equipped with Apogee Alta U9000  
CCD camera without filters. In total 5 images with 5-minute exposures  
were obtained on JD 2455176. The comparison star is USNO-A2.0  
1050-00943325 = USNO-B1.0 1102-0039236 (R1=15.66,R2=15.71). Unfiltered  
magnitudes were calibrated using the comparison star, assuming  
In the USNO-B1.0 catalog red magnitudes of USNO-A2.0 1050-00942715 are  
R1=18.86 R2=18.33. On the POSSII R plate dated 1995-09-05 object is  
very faint (approx. 18m)

Object magnitude table:
      JD		  CR
2455176.27543	15.187
2455176.27934	15.164
2455176.28326	15.167
2455176.28716	15.193
2455176.29109	15.174

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