This is a fairly simple two stage multi. Proceed to the posted coordinates and go inside the shelter. You will find a plaque.
Assume 44/93
7,6
4,7
6,1
2,1 - 1,15
7,7
7,1 + 3,8
7,2 - 7,17
6,5
7,5
1,12
You can validate your puzzle solution with
certitude.