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Table · dataset · 2006

UBV(RI)c photometry in clusters Tr 1 and Be 11

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We present deep UBV(RI)C charge-coupled device (CCD) photometry for the young open star clusters Tr 1 and Be 11.

Description

The CCD data for Be 11 are obtained for the first time. The sample consists of ~1500 stars reaching down to V~21mag.

Analysis of the radial distribution of the stellar surface density indicates that radius values for Tr 1 and Be 11 are 2.3 and 1.5pc, respectively. The interstellar extinction across the face of the imaged clusters region seems to be non-uniform with a mean value of E(B-V)=0.60+/-0.05 and 0.95+/-0.05mag for Tr 1 and Be 11, respectively. A random positional variation of E(B-V) is present in both the clusters.

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In the cluster Be 11, the reason for the random positional variation may be the apparent association of the H II region (S 213). The 2MASS JHK data in combination with the optical data in the cluster Be 11 yield E(J-K)=0.40+/-0.20mag and E(V-K)=2.20+/-0.20mag. Colour excess diagrams indicate a normal interstellar extinction law in the direction of the cluster Be 11.

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Infrared · Optical
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Astronomical sciences 73%
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IVOA Registry (Virtual Observatory)ivo://cds.vizier/j/mnras/337/13315 d agoJSON v1
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concepts[field].anzsrc:group:5101enrichment · IVOA Registrytaxonomy-embedding@1.1.0title+keywords+description (73%)
concepts[field].local:field:astronomymapping · IVOA Registryconnector:ivoa_registry@1.0.0
concepts[modality].ivoa_waveband:infraredsource · IVOA Registryconnector:ivoa_registry@1.0.0
concepts[modality].ivoa_waveband:opticalsource · IVOA Registryconnector:ivoa_registry@1.0.0
descriptionsource · IVOA Registryconnector:ivoa_registry@1.0.0rr.resource.res_description
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updated_datesource · IVOA Registryconnector:ivoa_registry@1.0.0