23 Dec
2017
23 Dec
'17
11:23 a.m.
Hi, Gerd has published formula for his parameters, you have to multiply your dlon by 2^32/360. Value dlon=0.00027761 is equivalent of about x-dem-dists=3313. Basically 1" arc DEM ~ 3314, 3" arc DEM ~ 9942. Or so I hope, I haven't tested. -- Best regards, Andrzej