King 20
Number of stars per data source
Reference 537 : 494 stars
References
- 537
- Glushkova E.V., Zabolotskikh M.V., Koposov S.E., Spiridonova O.I., Vlasyuk V.V., Rastorguev A.S.
- (2010) Astron. Lett. 36, 14
- Photometry of the poorly studied galactic open star clusters King 13, King 18, King 19, King 20, NGC 136, and NGC 7245
- 2010AstL...36...14G