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Messier 55

Messier 55
Behaketa
Distantzia Lurretik0,005 Mpc
Itxurazko magnitudea (V)6,49 eta 3,69
Magnitude absolutua−7,57
Mota espektralaXI
Metaltasuna−1,97
AurkitzaileaNicolas-Louis de Lacaille
Aurkikuntza-data1752ko ekainaren 16a
KonstelazioaSagittarius
Abiadura erradiala174,7 km/s eta 174,9 km/s
Igoera zuzena294,998792 °
Deklinazioa−30,96475 °
Ezaugarri fisikoak
Erradioa50 ly
Izendapenak

Messier 55 izar kumulu bat da, Sagitarius konstelazioan[1]. Nicolas Louis de Lacailleek aurkitu zuen 1752ko ekainaren 16an[2].

Erreferentziak

  1. «NGC 6809» spider.seds.org (kontsulta data: 2019-12-28).
  2. «New General Catalog (NGC) 5» cseligman.com (kontsulta data: 2019-12-27).

Kanpo estekak

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