NGC 2243
Number of stars per data source
Reference 5 : 3 stars
Reference 20 : 6 stars
References
- 5
- Hardy E.
- (1981) Astron. J. 86, 217
- Observations of clusters in the Washington system
- 1981AJ.....86..217H
- 20
- Geisler D.
- (1987) Astron. J. 94, 84
- Washington photometry of open cluster giants: Seven metal-poor anticenter clusters
- 1987AJ.....94...84G