Optical pre-nova identification for the X-ray Nova GRO J0422+32 (Nova Persei, 1992) |
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| Authors: | E A Karitskaya V P Goranskij |
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| Institution: | (1) Institute of Astronomy, Russian Academy of Sciences, 48, Pyatnitskaya St., 109017 Moscow, Russia;(2) Sternberg State Astronomical Institute, Universitetskiy Prospect 13, 119899 Moscow, V-234, Russia |
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| Abstract: | The X-ray Nova GRO J0422+32 in its low brightness has been identified with a B 21
m
, R20
m
star on Palomar Sky Survey glass copies. The scans obtained with an automatical microdensitometer along with our special PC program were used. The resulting outburst amplitude 8
m
is one of similarity features for the class of the low mass X-ray Novae, black hole candidates. |
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| Keywords: | X-ray Nova optical counterpart black hole candidate |
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