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NOAA-18
NOAA-18, known before launch as NOAA-N, is a weather forecasting satellite run by NOAA. NOAA-N (18) was launched on May 20, 2005, into a sun-synchronous orbit at an altitude of 854 km above the Earth, with an orbital period of 102 minutes.〔http://www.oso.noaa.gov/poesstatus/spacecraftStatusSummary.asp?spacecraft=18〕 It hosts the AMSU-A, MHS, AVHRR and High Resolution Infrared Radiation Sounder (HIRS) instruments, as well as the SBUV/2 ozone-monitoring instrument.〔http://www.osd.noaa.gov/download/noaa_n_booklet.pdf〕 It is the first NOAA POES satellite to use MHS in place of AMSU-B. APT transmission frequency is 137.9125 MHz (NOAA-18 changed frequencies with NOAA-19 on June 23, 2009).〔http://www.wxtoimg.com/〕 == References ==
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「NOAA-18」の詳細全文を読む
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