4 datasets found

Keywords: Photographic photometry

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  • Proper motions of IC 2391 possible members

    Large-scale astrometric and photometric data bases have been used to search for and confirm stellar membership of the open cluster IC 2391. 125 stars were found that satisfied...

  • Long-term photographic photometry of HK Lac

    Long-term photographic photometry of the active long-period RS CVn binary HK Lac (HD 209813) was obtained from more than 2000 Sonneberg Sky-Patrol plates taken between 1956 and...

  • Proper motion and BV photometry in Trumpler 2

    The results of a complex study of the galactic open cluster Trumpler 2 are presented. In order to obtain the proper motions, the positions of approximately 3000 stars up to the...

  • Mount Wilson catalogue photometric properties

    This paper is partly a review of the history of the making of the Mount Wilson Catalogue of Photographic Magnitudes in Selected Areas 1-139 (hereafter the MWC), begun in 1909...
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