vdB-Hagen 99
Number of stars per data source
Reference 453 : 24 stars
References
- 453
- Landolt A.U., Perry C.L., Levato O.H., Malaroda S.M.
- (1990) Astron. J. 100, 695
- Multicolor photometric and spectroscopic observations of the van den Bergh and Hagen cluster no 99
- 1990AJ....100..695L