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Hipparcos

Hipparcos
Fabrikazioa
FabrikatzaileaThales Alenia Space (en) Itzuli eta Matra Marconi Space (en) Itzuli
Historia
HurrengoaGaia (en) Itzuli
Espazio jaurtiketa 1989ko abuztuaren 8a
Service retirement 1993ko abuztuaren 15a
KudeatzaileaEuropako Espazio Agentzia
Dimentsioak29 (diametro) cm
Masa1.140 kg, 635 kg eta 210 kg
Potentzia295 W

Hipparcos (ingelesez: The High Precision Parallax Collecting Satellite) Europako Espazio Agentziak jaurtitako satelite astrometriko bat da, Lurretik 150 parsec baino gutxiagoko distantziara aurkitzen diren 2,5 milioi izarren paralajea eta mugimendu propioa neurtzeko misioa duena. Emaitzak, Tycho Katalogoa bezala ezagutzen den izar katalogo eran argitaratu ziren.

Hipparcos proiektua, 1980an proposatua izan zen. Ariane 4 suziri batek jaurti zuen 1989ko abuztuak 18an. Misioa, 1993ko abuztuak 17an amaitutzat eman zen.

Bere izena, K.a. II. mendeko Hiparko Nizeakoa astronomo greziarragatik ere jasotzen du.

Kanpo estekak

[aldatu | aldatu iturburu kodea]
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Hipparcos
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