Date - Time - Battery left - GPS usage
5/9 - 13:57 - 100% - gps 10 min
6/9 - 06:58 - 90%
6/9 - 11:24 - 89%
7/9 - 13:07 - 85% - gps 1h min
7/9 - 19:08 - 82% - gps 32 min almost 40 % since the night
8/9 - 09:37 - 46% - gps 1h 41 min
8/9 - 12:37 - 41% - gps 1h 18 min
9/9 - 07:40 - 32% - gps 2 min
9/9 -12:17 - 26% - gps 56 min
9/9 - 12:21 - Start charge again
Looking at the stats it seems as if I lost over 30 % one of the nights while sleeping.
Totalt GPS usages during this discharge was about 5h 39 minutes