Browsing Aryabhatta Research Institute of Observational Sciences by Subject "Open clusters and associations, NGC 2099 – stars, HR diagram – evolution – formation"
Browsing Aryabhatta Research Institute of Observational Sciences by Subject
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Browsing Aryabhatta Research Institute of Observational Sciences by Subject "Open clusters and associations, NGC 2099 – stars, HR diagram – evolution – formation"
The CCD observations of the rich open star cluster NGC 2099 and its surrounding field region have
been carried out up to a limiting magnitude of V ∼ 22 mag in B, V and I passbands for the first time. A total
of ∼12 000 ...