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Top 20 Directory:
Top : Science : Astronomy : Star_Clusters : Open_Clusters
Sites:
  		• Catalog of Bright Open Clusters: from ARVAL observatory.
  		• Catalogue of Open Cluster Data (5th Ed.): A computer readable catalogue of open cluster data compiled by Gosta Lynga, Lund Observatory
  		• NGC 3532 - The Wishing Well Cluster NGC3532: Website dedicated to the open star cluster NGC 3532. Includes reference points and star chart.
  		• The Pearl Cluster NGC3766: Dedicated to the Open Cluster NGC 3766. Contains general astronomical information including photos and star map.
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