OpenStreetMap標誌 OpenStreetMap

AntiCompositeNumber

Mapper since:
2016年11月04日
Last map edit:
2025年07月28日

The difference between a survey and local knowledge is writing it down.

Latest Diaries

Diary Entry Maxims for Maximally Effective Mappers

Know your source data. Map only what you know. Your goal is improvement, not completion. Fewer, more accurate nodes are better than many l...

Comments 2 comments Date 2020年10月30日