NGC 957

Number of stars per data source

	Reference  191 :  254 stars
	Reference  326 :   22 stars
	Reference  541 : 14759 stars


Skiff B.
(1998) Priv. Comm.
Coordinates from the GSC and USNO-A1.0 catalogues in the field of open clusters
Hog E., Fabricius C., Makarov V.V., Urban S., Corbin T., Wycoff G., Bastian U., Schwekendiek P., Wicenec A.
(2000) Astron. Astrophys. 357, L27
The Tycho-2 Catalogue
Bukowiecki L., Maciejewski G., Bykowski W., Georgiev T., Boeva S., Kacharov N., Mihov B., Latev G., Ovcharov E., Valcheva A.
(2009) Open European Journal on Variable Stars, 112, 1
Search For Variable Stars in the Field of The Young Open Cluster NGC 957