價格：免費
更新日期：2011-06-16
檔案大小：1.2 MB
目前版本：1.2
版本需求：系統需求：iOS 3.1.3 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
Identify the positions of the four great satellites of Jupiter. Display positions for the current time, run forward in time or choose a date/time.
This app is very easy to use & simply helps the observer to quickly identify the moons at their current positions.
The display can easily be flipped in the horizontal & vertical to match the observers equipment & viewing location.