{"generated":"2026-10-19","source":"OpenStreetMap natural=reef / natural=shoal / natural=coastline (coarse warning layer)","licence":"ODbL 1.0","attribution":"© OpenStreetMap contributors, Open Database License (openstreetmap.org/copyright). Derived database: docs/launch/odbl/.","block":{"s":0,"w":120,"n":5,"e":125},"res":0.05,"W":100,"H":100,"n":463,"cells":"oAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAAAAAAAOQAAAAAAAAAAAAAAAzAAAAAAAAAAAAAAAHMAAAAAAAAAAAAAAAfgAAAAAAAAAAAAAAAcAAAAAAAAAAAAAAAAgAAAAAAAAAAAAAAAOAAAAAAAAAAAAAAAHgAABgAAAAAAAAAAA8AAAf4MAAAAAAAAAGAAABg/wAAAAAAAAAeAAACA/AAAAAAAAAA4AABYAIAAAAAAAAA/AAAFAAwOAYAAAAADABAZ2AB//4AAIAAAIAMND4AA4b/sDwAAHgBg8PAAAACfx/wAA8AfHgwAAAAAD//9gfABAbGAAAAAAH8B/7gAMAs4AAAAAAHAAD8ABgOfgAAAAAAAAAAAAMDgEAAAAAAAAAAAABgIAAAAAAAAAAAAAAGAgAAAAAAAAAAAAAAwCAAAACgAAAAAAAAHAIB+AAvgA/wMAAAAYAgcOB//H///4AAAPgAHLP/OPygAAwAAB8AAwO5DAAAAABgAf8AACAwwQAAAAAD//gAAAYAAhAAAAAAADAAAADAAAAAAAAAAAAAAAAIAAAAAAAAAAAAAAAAgAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAYAAAAAAAAAAAAAAAA="}