Details on Acronym: 2S | |
2S | (SAS-3 satellite, list 2) |
Write: | <<2S HHMM+DD>> <<2S HHMM+DDd>> |
Object: | (X) (SIMBAD class: X = X-ray Source) |
Ref: | =1977Natur.269...21B |
by | BRADT H.V. , APPARAO K.M.V., CLARK G.W., DOWER R., DOXSEY R., HEARN D.R., JERNIGAN J., JOSS P.C., MAYER W., McCLINTOCK J., WALTER F. |
Nature, 269, 21-25 (1977) | |
On the optical identifications of five X-ray sources. |