AV-G04
DD ⇄ DMS ⇄ DDM
Paste coordinates in any common format and get decimal degrees, degrees-minutes-seconds and degrees-decimal-minutes for every line.
● Runs on your device; nothing is uploadedHow to use it
- Paste coordinates, one pair per line, into Coordinates
- Tick the box if unlabelled pairs are longitude first
- Choose N/S/E/W letters or Signed (−) output
- Set DD, DDM and DMS decimals, then copy or click Download CSV
Limits
- Lines
- 20,000
- Latitude
- -90° to 90°
- Longitude
- -180° to 180°
- Minutes and seconds
- Below 60
- Output decimals
- 0–12
Features
- Reads DD, DMS and DDM with °′″, d/m/s letters or plain spaces
- Hemisphere letters override position, so 79°W 40°N reads correctly
- Understands typographic minus signs, primes and words such as North
- Rounding carries over, so 59.9999′ rolls into the next degree
- Per-line error messages for lines that cannot be read
For AI agents: avtools_dms_converter
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