ISO 6709

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The International standard ISO 6709 of the International Organization for Standardization is the standard representation of latitude, longitude and altitude for geographic point locations. The order of the elements is the latitude, the longitude and the altitude.

Contents 1 Formats 1.1 Latitude and longitude 1.2 Altitude 2 Examples 3 External links 3.1 Implementations

[edit] Formats

[edit] Latitude and longitude

±DD.DDDD±DDD.DDDD	degrees
±DDMM.MMM±DDDMM.MMM	degrees and minutes
±DDMMSS.SS±DDDMMSS.SS	degrees, minutes and seconds
+DD > +00	north latitudes
+DD = +00	equator
-DD < +00	south latitudes
+000 < +DDD < +180	east longitudes
+000 = +DDD	prime meridian
-180 < -DDD < +000	west longitudes
-180 = -DDD	180th meridian

[edit] Altitude

The representation of altitude is optional. The unit is the metre unless the foot is specified.

+mmmm ≥ 0000
-mmmm < 0000

[edit] Examples

• Atlantic Ocean +00-025/
• France +46+002/
  • Paris +4852+00220/
    • Eiffel Tower +48.8577+002.295/
• Mount Everest +27.5916+086.5640+8850/
• North Pole +90+000/
• Pacific Ocean +00-160/
• South Pole -90+000+2800/
• United States +38-097/
  • New York City +40.75-074.00/
    • Statue of Liberty +40.6894-074.0447/

[edit] External links

• BNF
• Profile by W3C GeoXG

[edit] Implementations

• Point Location 6709 - an open-source Java parser and formatter
• Java Implementation
• Java Script Implementation
• C# Implementation