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OT J183342.09+654019.1 discovered by MASTER

ATel #4257; P. Podvorotniy, D. Denisenko, P. Balanutsa, V. Lipunov, E. Gorbovskoy, N. Tiurina, V. Kornilov, A. Belinski, N. Shatskiy, V. Chazov, A. Kuznetsov, D. Zimnukhov, D. Gareeva (Moscow State University, SAI) V. Krushinsky, I. Zalozhnih, A. Popov (Ural State University) K. Ivanov, S. Yazev, N. Budnev, E. Konstantinov, O. Chuvalaev, V. Poleshchuk, O. Gress (Irkutsk State University) A. Parkhomenko, A. Tlatov, D. Dormidontov, V. Senik (Kislovodsk solar station of the Pulkovo observatory RAS) V. Yurkov, Y. Sergienko, D. Varda, E. Sinyakov (Blagoveshchensk Educational University) S. Shurpakov, V. Shumkov (MASTER team members), H. Levato, C. Saffe (ICATE), C. Mallamaci, C. Lopez and F. Podest (Observatorio Astronomico Felix Aguilar; OAFA)
on 15 Jul 2012; 17:24 UT
Credential Certification: Vladimir Lipunov (lipunov2007@gmail.com)

Subjects: Cataclysmic Variable, Supernovae, Variables

MASTER-Tunka auto-detection system discovered OT source at (RA, Dec) = 18h 33m 42.09s +65d 40m 19.1s on 2012-07-14.72234 UT. The OT unfiltered magnitude is 17.4m (limit 20.4m).

The OT is seen in 3 images. There is one non-star object at this place (The Guide Star Catalog, (STScI, 2006)).

We have reference image without OT on 2011-07-12.69537 UT with unfiltered magnitude limit 20.1m.

Spectral observations are required.

The discovery and reference images are available at: http://observ.pereplet.ru/images/183342.09+654019.1.png

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