價格：免費
更新日期：2017-01-16
檔案大小：1.7M
目前版本：3.4
版本需求：Android 3.0 以上版本
官方網站：http://sites.google.com/site/navigationalalgorithms/
Email：navigationalalgorithms@gmail.com
聯絡地址：Navigational Algorithms navigationalalgorithms@gmail.com San Sebastian Gipuzkoa Spain
Celestial navigation - Astronavigation
Nautical almanac:
- Equatorial geocentric coordinates: RA/GHA, Declination for Sun, Moon, and navigational stars and planets .
- SD, HP
- SHA
- GHA Aries
Visible sky:
- Identification of stars and planets - it plots the visible sky from a position at a certain moment.
- Polar and horizon chart.
v2.0_____________________
Planning observation:
- Twilight
- Rise/set for Sun and Moon
- Meridian passage
Solar time:
- GAT, LAT, LMT
- Equation of time
Sidereal time (Aries):
- LHA, GAST, LAST
v3.0_____________________
- Lunar distances
Manual and examples at the developer's website.
