價格：免費
更新日期：2014-01-30
檔案大小：710k
目前版本：1.0 Beta Test Evaluation
版本需求：Android 2.0 以上版本
官方網站：http://vgavt.com
Email：vgavt@vgavt.com
Application helps lazy officer to fill up Compass Observation Book. STCW Convention required that standard compass error is to determined at least once a watch and, when possible, after any major alteration of course. Especially when no time but determination should be done you can enter fake data in required fields and get compass error to fill up COB. Enjoy
