NGC 457
Number of stars per data source
Reference 71 : 3874 stars
Reference 326 : 24 stars
References
- 71
- Mermilliod J.-C.
- (1988)
- Positions measured with the Hipad tablet
-
- 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