{"generated":"2026-10-19","source":"OpenStreetMap land polygons (osmdata.openstreetmap.de land-polygons-split-4326, from natural=coastline), ODbL","licence":"ODbL 1.0","attribution":"© OpenStreetMap contributors, Open Database License (openstreetmap.org/copyright). Derived database: docs/launch/odbl/.","block":{"s":25,"w":130,"n":30,"e":135},"res":0.01,"W":500,"H":500,"n":50,"cells":"eNrt27ENgDAMBMBIFGkQNdMwS0ZghIyWURiDkiG+MrrrXy/Zbt0aAAAAAAAAAAAAEBlR+sjKnyi9Z+XT8gEAAAAAAAAAAAAAAAAAqnqjdM8+TW/zL2fLPpuvuuV9RfHT7QAAAADAz3zyFQbr"}