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- Alpha_Persei_Cluster abstract "The Alpha Persei Cluster, also known as Melotte 20 or Collinder 39, is an open cluster in the constellation of Perseus. To the naked eye, the cluster consists of several blue spectral type B type stars. The most luminous member is the ~2nd magnitude white-yellow supergiant Mirfak, also known as Alpha Persei. Bright members also include Delta, Epsilon, Psi, 29, 30, 34 and 48 Persei. The Hipparcos satellite and infrared color-magnitude diagram fitting have been used to establish a distance to the cluster of ~172 pc. The distance established via the independent analyses agree, thereby making the cluster an important rung on the cosmic distance ladder. The age of this cluster is about 50-70 million years.".
- Alpha_Persei_Cluster thumbnail Alpha_Persei_Cluster.png?width=300.
- Alpha_Persei_Cluster wikiPageExternalLink 1978PASP...90..692A.
- Alpha_Persei_Cluster wikiPageExternalLink alphaper.html.
- Alpha_Persei_Cluster wikiPageExternalLink p0030.htm.
- Alpha_Persei_Cluster wikiPageID "13887778".
- Alpha_Persei_Cluster wikiPageLength "3299".
- Alpha_Persei_Cluster wikiPageOutDegree "34".
- Alpha_Persei_Cluster wikiPageRevisionID "698847326".
- Alpha_Persei_Cluster wikiPageWikiLink 29_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink 30_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink 33_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink 34_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink 39_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink 45_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink 48_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink Alpha_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink Category:Alpha_Persei_Cluster.
- Alpha_Persei_Cluster wikiPageWikiLink Category:Open_clusters.
- Alpha_Persei_Cluster wikiPageWikiLink Category:Perseus_(constellation).
- Alpha_Persei_Cluster wikiPageWikiLink Class-III_star.
- Alpha_Persei_Cluster wikiPageWikiLink Class-I_star.
- Alpha_Persei_Cluster wikiPageWikiLink Class-V_star.
- Alpha_Persei_Cluster wikiPageWikiLink Constellation.
- Alpha_Persei_Cluster wikiPageWikiLink Cosmic_distance_ladder.
- Alpha_Persei_Cluster wikiPageWikiLink Delta_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink Epsilon_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink Hertzsprung–Russell_diagram.
- Alpha_Persei_Cluster wikiPageWikiLink Hipparcos.
- Alpha_Persei_Cluster wikiPageWikiLink Open_cluster.
- Alpha_Persei_Cluster wikiPageWikiLink Perseus_(constellation).
- Alpha_Persei_Cluster wikiPageWikiLink Psi_Persei.
- Alpha_Persei_Cluster wikiPageWikiLink Stellar_classification.
- Alpha_Persei_Cluster wikiPageWikiLink Type-F_star.
- Alpha_Persei_Cluster wikiPageWikiLink File:Alpha_Persei_Cluster.png.
- Alpha_Persei_Cluster wikiPageWikiLinkText "Alpha Persei Cluster".
- Alpha_Persei_Cluster wikiPageWikiLinkText "Alpha Persei".
- Alpha_Persei_Cluster wikiPageWikiLinkText "Collinder 39".
- Alpha_Persei_Cluster wikiPageWikiLinkText "Melotte 20".
- Alpha_Persei_Cluster wikiPageWikiLinkText "alpha Persei Cluster".
- Alpha_Persei_Cluster appmagV "1.2".
- Alpha_Persei_Cluster constellation Perseus_(constellation).
- Alpha_Persei_Cluster distLy "557".
- Alpha_Persei_Cluster distPc "171".
- Alpha_Persei_Cluster epoch "2000".
- Alpha_Persei_Cluster name "Alpha Persei Cluster".
- Alpha_Persei_Cluster names "Cr 39, Mel 20".
- Alpha_Persei_Cluster sizeV "185'".
- Alpha_Persei_Cluster wikiPageUsesTemplate Template:DEC.
- Alpha_Persei_Cluster wikiPageUsesTemplate Template:Infobox_open_cluster.
- Alpha_Persei_Cluster wikiPageUsesTemplate Template:RA.
- Alpha_Persei_Cluster wikiPageUsesTemplate Template:Reflist.
- Alpha_Persei_Cluster wikiPageUsesTemplate Template:Sky.
- Alpha_Persei_Cluster wikiPageUsesTemplate Template:Star-cluster-stub.
- Alpha_Persei_Cluster subject Category:Alpha_Persei_Cluster.
- Alpha_Persei_Cluster subject Category:Open_clusters.
- Alpha_Persei_Cluster subject Category:Perseus_(constellation).
- Alpha_Persei_Cluster hypernym Cluster.
- Alpha_Persei_Cluster type Language.
- Alpha_Persei_Cluster type Concept.
- Alpha_Persei_Cluster comment "The Alpha Persei Cluster, also known as Melotte 20 or Collinder 39, is an open cluster in the constellation of Perseus. To the naked eye, the cluster consists of several blue spectral type B type stars. The most luminous member is the ~2nd magnitude white-yellow supergiant Mirfak, also known as Alpha Persei. Bright members also include Delta, Epsilon, Psi, 29, 30, 34 and 48 Persei.".
- Alpha_Persei_Cluster label "Alpha Persei Cluster".
- Alpha_Persei_Cluster sameAs Q1072618.
- Alpha_Persei_Cluster sameAs Melotte_20.
- Alpha_Persei_Cluster sameAs Ammasso_di_Alfa_Persei.
- Alpha_Persei_Cluster sameAs 페르세우스자리_알파_성단.
- Alpha_Persei_Cluster sameAs m.03cm7vn.
- Alpha_Persei_Cluster sameAs Скопление_Альфа_Персея.
- Alpha_Persei_Cluster sameAs Melotte_20.
- Alpha_Persei_Cluster sameAs กระจุกดาวอัลฟาเพอร์เซย์.
- Alpha_Persei_Cluster sameAs Q1072618.
- Alpha_Persei_Cluster sameAs 英仙座α星团.
- Alpha_Persei_Cluster wasDerivedFrom Alpha_Persei_Cluster?oldid=698847326.
- Alpha_Persei_Cluster depiction Alpha_Persei_Cluster.png.
- Alpha_Persei_Cluster isPrimaryTopicOf Alpha_Persei_Cluster.