不好意思, 來不及預告.... 今天午後變晴天了,
2012-03-15 14h46m25s 左右 可見 ISS 國際太空站 " 凌日 " !
台北地區, 距中心線 8.6 Km 公里以內可見 !
Crosses the disk of Sun. Separation=0.044° Position Angle=225.5°, Position angle vertex=172.4°. Transit duration=0.69s
Angular diameter=50.5" size=109.0m x 73.0m x 27.5m
Satellite at Azimuth=241.8° WSW Altitude= 42.1° Distance=547.4 km
In a clock-face concept, the satellite will seem to move toward 9:15
Angular Velocity=46.1'/s
Centerline, closest point →Map: Longitude=121°26'55"E Latitude=+25°00'27" (WGS84) Distance=0.62 km Azimuth=230.7° SW Path direction=140.7° SE ground speed=7.462 km/s width=8.6 km max. duration=0.7 s
詳情請看 CalSky 網站
http://www.calsky.com/之前 CalSky 有 email 通知, 但 Calsky 網站預報卻無,
加上一直下雨, 心想算了,
沒想到今天午後變晴天了, 而且 CalSky 又來 email 通知, 看有沒有人可以成功?