The Pipparcos distances of open clusters and their implication on the local variations of the ΔY/ΔZ ratio

Astronomische Nachrichten

Volumn 318, Issue 6, 1997, Pages 335-338

  Efremov, Yu N ^a   Schilbach, E ^b   Zinnecker, H ^b  

^a MOSCOW STATE UNIVERSITY   (Russian Federation)

^b ASTROPHYSIKALISCHES INSTITUT POTSDAM   (Germany)

Author keywords

Distance scale; Helium and metal abundances; Open clusters: Hipparcos results

Indexed keywords

EID: 0031498053     PISSN: 00046337     EISSN: None     Source Type: Journal    
DOI: 10.1002/asna.2113180605     Document Type: Article

References (29)

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