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Inmarsat-3 F4 : ウィキペディア英語版 | Inmarsat-3 F4
Inmarsat-3 F4 is a communications satellite operated by the British satellite operator Inmarsat. It was launched into a geosynchronous orbit on 4 June 1997. It is currently located at 54° West longitude, providing coverage of the Americas. Inmarsat-3 F4 was constructed by Lockheed-Martin, using an AS-4000 bus. It has a mass of 2,068 kilograms, and is expected to operate for 13 years. In the United States, Inmarsat ground stations are licensed to operate at 1525-1559 MHz and 1626.5-1660.5 MHz. The 1544-1545 MHz and 1645.5-1646.5 MHz bands are reserved for safety and distress communications. ==See also==
* 1997 in spaceflight
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「Inmarsat-3 F4」の詳細全文を読む
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