Supported units

Distance units

• “km”: Kilometer
• “m”: metre
• “dm”: Decimeter
• “cm”: Centimeter
• “mm”: Millimeter
• “nm”: International Nautical Mile
• “inch”: International Inch
• “ft”: International Foot
• “yd”: International Yard
• “mi”: International Statute Mile
• “link”: International Link
• “chain”: International Chain
• “fathom”: International Fathom
• “british_ft”: British foot (Sears 1922)
• “british_yd”: British yard (Sears 1922)
• “british_chain_sears”: British chain (Sears 1922)
• “british_link_sears”: British link (Sears 1922)
• “sears_yd”: Yard (Sears)
• “link_sears”: Link (Sears)
• “chain_sears”: Chain (Sears)
• “british_ft_sears_truncated”: British foot (Sears 1922 truncated)
• “british_chain_sears_truncated”: British chain (Sears 1922 truncated)
• “british_chain_benoit”: British chain (Benoit 1895 B)
• “chain_benoit”: Chain (Benoit)
• “link_benoit”: Link (Benoit)
• “clarke_yd”: Clarke’s yard
• “clarke_ft”: Clarke’s Foot
• “clarke_link”: Clarke’s link
• “clarke_chain”: Clarke’s chain
• “british_ft_1936”: British foot (1936)
• “gold_coast_ft”: Gold Coast foot
• “rod”: Rod
• “furlong”: Furlong
• “german_m”: German legal metre
• “survey_in”: US survey inch
• “survey_ft”: US survey foot
• “survey_yd”: US survey yard
• “survey_lk”: US survey link
• “survey_ch”: US survey chain
• “survey_mi”: US survey mile
• “indian_yd”: Indian Yard
• “indian_ft”: Indian Foot
• “indian_ft_1937”: Indian Foot 1937
• “indian_ft_1962”: Indian Foot 1962
• “indian_ft_1975”: Indian Foot 1975

Time units

• ”s”: seconds
• “min”: minutes
• “h”: hours
• “d”: days
• “a”: years