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DMS ↔ Decimal · Latitude · Longitude · GPS Coordinates

DMS to Decimal Converter

DMS to decimal and decimal to DMS: latitude decimal conversion, convert longitude to decimal degrees, lat lon to decimal degrees, degree minutes to decimal degrees, latitude coordinates converter, and convert GPS to decimal.

DMS to Decimal Degrees — Degrees Min Sec to Decimal Degrees

Latitude (convert lat to decimal):
Longitude (convert longitude to decimal):
Decimal Degrees — latitude decimal conversion:
40.446195°
79.981639°
All Formats — lat and long coordinates converter:

Notable Coordinates — Lat Lon to Decimal Degrees Reference

LocationDMS LatitudeDMS LongitudeDecimal (lat lat lon to decimal degrees)
Greenwich, UK 51°28′40.12″N 0°0′5.29″W 51.4778, -0.0015
New York City 40°42′46.08″N 74°0′21.60″W 40.7128, -74.0060
London 51°30′0.12″N 0°7′0.00″W 51.5000, -0.1167
Tokyo 35°41′22.08″N 139°41′30.12″E 35.6895, 139.6917
Sydney 33°51′54.00″S 151°12′32.40″E -33.8651, 151.2093
Equator (0°) 0°0′0″N 0°0′0″E 0.0000, 0.0000
North Pole 90°0′0″N 0°0′0″E 90.0000, 0.0000

FAQ — DMS to Decimal / Coordinate Conversion

DMS to decimal — degrees min sec to decimal degrees formula?

DMS to decimal formula: Decimal = D + (M/60) + (S/3600). For South/West, multiply by -1. Example degree minutes to decimal degrees: 40°26′46.302″N = 40 + 26/60 + 46.302/3600 = 40.446195°. This is the core dms to decimal / deg min sec to decimal degrees calculation. The decimal degrees calculator above does this automatically. It provides an intuitive convert degree to decimal calculator for all geographic coordinates.

Convert GPS to decimal — convert map coordinates to decimal?

Convert GPS to decimal: GPS coordinates are often in DMS (degrees, minutes, seconds). To convert map coordinates to decimal, apply the DMS formula above. A reliable latitude coordinates conversion and lat and long coordinates converter tool makes this instant. You can also easily convert degrees to decimal lat long for web mapping APIs like Google Maps and Leaflet, or convert longitude to decimal degrees where East is positive and West is negative.

How to convert minutes and seconds to degrees or angles?

To convert minutes and seconds to degrees, divide the minutes by 60 and seconds by 3600, then sum them with the degree integer. When you need to convert angle to degrees minutes seconds for surveying or astronomy, take the decimal fractional part, multiply by 60 to extract minutes, and multiply the remaining decimal by 60 for seconds.

Decimal degrees to UTM / latitude and longitude to meters?

Decimal degrees to UTM conversion requires mathematical projection (WGS84). Latitude and longitude to meters: 1° latitude ≈ 111,139 meters; 1° longitude varies by latitude. The decimal degree format (e.g., 40.446195°) is the most common for digital maps. Decimal degrees to meters: at equator, 1° ≈ 111.32 km.