Pismis 20

Number of stars per data source

	Reference   91 :  196 stars
	Reference  289 :   92 stars

References

 91
Vazquez R.A., Will J.-M., Prado P., Feinstein A.
(1995) Astron. Astrophys. Suppl. 111, 85
A detailed study of the open cluster Pismis 20
1995A&AS..111...85V
 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