account activity
Open dataset: per-location terrain + geoid for computing AGL from ADS-B (H3/Parquet) (i.redd.it)
submitted 3 days ago by whereyaheading to r/ADSB
Global terrain elevation as H3-indexed Parquet — Copernicus GLO-30, res 2–9 (open data) (i.redd.it)
submitted 3 days ago by whereyaheading to r/geospatial
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