NGC 4815
Number of stars per data source
Reference 32 : 343 stars
Reference 74 : 2498 stars
Reference 289 : 426 stars
References
- 32
- Kjeldsen H., Frandsen S.
- (1991) Astron. Astrophys. Suppl. 87, 119
- Stellar photometric stability. II. Age and distances for 13 open clusters with time series observations
- 1991A&AS...87..119K
- 74
- Carraro G., Ortolani S.
- (1994) Astron. Astrophys. Suppl. 106, 573
- Deep CCD BV photometry of the poorly studied open cluster NGC 4815
- 1994A&AS..106..573C
- 289
- Sagar R., Munari U., de Boer K.S.
- (2001) Mon. Not. R. Astron. Soc. 327, 23
- Multicolour CCD photometric and mass function study of the distant southern open star clusters NGC 3105, NGC 3603, Melotte 105, Hogg 15, NGC 4815, Pismis 20 and NGC 6253
- 2001MNRAS.327...23S