Browsing J.C.Bhattacharyya (1982 - 1990) by Subject "Variable Stars"

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Discovery of a flare star near Sirius

Sharma, D. P; Marar, T. M. K; Seetha, S; Shyla, K. S; Kasturirangan, K; Rao, U. R; Bhattacharyya, J. C; Rozario, M. J (D. Reidel Publishing Co., 1983-04)

The discovery of a flare star (R.A. (1950)=6/Suph43/Supm6/Sups.07, Decl.(1950)=–16°45'24") located about 6 arc min south of Sirius is reported. During photometric observations on the night of 13 January, 1982, using the ...
Observations of X-Per in optical domain

Sharma, D. P; Nagaraja, B. V; Bhattacharyya, J. C; Mohin, S; Raveendran, A. V (Kluwer Academic Publishers, 1983-09)

We have monitored the X-ray source X-Per (4U 0352+30) on 31 August, 1979 through aU filter for about 1.5 hr using 102-cm telescope of Kavalur observatory. During this period intensity of X-Per fluctuated for some time, on ...

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