IAU Central Bureau for Astronomical Telegrams

Central Bureau for Astronomical Telegrams -- Image credits

CBAT "Transient Object Followup Reports"

TCP J05431700+0931140

TCP J05431700+0931140   2012 09 30.7851*  05 43 17.00 +09 31 14.0  13.4 U                       9 0



2012 09 30.785

This transient object in Orion was discovered by P. Balanutsa on two unfiltered 60-sec images by MASTER-Amur robotic telescope (0.40-m f/2.5 reflector + 4Kx4K CCD). Coordinates: 05 43 17.95 +09 31 14.8. Photometry with the red zero point: 2012 Sep. 30.755 UT, 13.3; 30.785, 13.4. Discovery and reference images are posted at http://master.sai.msu.ru/static/OT/054317.95093114.8.png with more details in ATel #4446.




2012 10 02.764

Follow-up photometry with MASTER-Tunka on 2012 Oct. 02.764 UT: V=14.2, I=14.3. Position end figures: 17s.83, 14".3. Blue color tells in favor of dwarf nova outburst rather than a classical Nova.




2012 10 03.4406

TCP detected at coordinates 05 43 17.86 +09 31 14.6 (UCAC3) Magnitude 14.4 U +/- 0.1. Limiting magnitude 17.5. 60-sec integrations taken as time series for 2h 45m. Observer: R. A. Koff, Antelope Hills Observatory, Bennett, Colorado USA (H09). Image posted at: http://antelopehillsobservatory.org/SNpictures/TCPJ05431700+0931140final.jpg Lightcurve posted at: http://antelopehillsobservatory.org/Lightcurves/TCPJ05431700+0931140_LC.jpg



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