IC 2157
Number of stars per data source
Reference 191 : 12 stars
Reference 226 : 2005 stars
Reference 326 : 19 stars
References
- 191
- Skiff B.
- (1998) Priv. Comm.
- Coordinates from the GSC and USNO-A1.0 catalogues in the field of open clusters
-
- 226
- Kharchenko N., Andruk V., Schilbach E.
- (1997) Astron. Nachr. 318, 253
- Schmidt survey in the galactic anticentre direction. 1. Investigation of open clusters
- 1997AN....318..253K
- 326
- 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
- 2000A&A...355L..27H