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Sirius FM-1
Sirius FM-1, also known as Radiosat 1, is an American communications satellite which is operated by Sirius XM Radio, previously Sirius Satellite Radio. It was constructed by Space Systems Loral and is based on the LS-1300 satellite bus. Launch occurred on 30 June 2000, at 22:08 GMT. The launch was contracted by International Launch Services, and used a Proton-K/DM3 carrier rocket flying from Site 81/24 at the Baikonur Cosmodrome. It is operating in a tundra orbit, from where it provides satellite radio communications services to North America. It has an expected operational lifetime of 15 years. ==See also==
*Sirius FM-2 *Sirius FM-3 *Sirius FM-5
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Sirius FM-1」の詳細全文を読む
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