need help converting Long/Lat contact reports into Grid #s

[von stauber]

anyway to do this ?

[von stauber]

a way in game to correlate that info with the letter grids -ie. "quadrant AN is 35 deg North/ 15 deg East"
asked below but no response
maybe my question wasn't clear so I reposted

[von stauber]

:rock:

[Yoriyn]

I use orginal map included with game. You can find location there.