Bhatt, H.; Bhattarcharyya, B.; Bhatt, N.; Pandey, J. C.
(Oxford University Press, 2014-01-11)
We report an X-ray flare from 3XMM J014528.9+610729, serendipitously detected during the observation of the open star cluster NGC 663. The colour–colour space technique using optical and infrared data reveals the X-ray ...