{"about":"Where a standing person (eye 1.7 m) has the summit of Croagh Patrick (764 m + 2 m) in direct line of sight. Alpha = fraction of samples in the cell with a clear line. Web-Mercator aligned images; bounds = [west, south, east, north].","summit":{"lat":53.75981,"lon":-9.66092,"h":764},"rasters":[{"file":"viewshed-near.png","km":60,"W":1200,"H":1201,"bounds":[-10.57265,53.22024,-8.7492,54.29937]},{"file":"viewshed-far.png","km":240,"W":800,"H":802,"bounds":[-13.30783,51.60153,-6.01402,55.91808]}]}