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Rustenburg: coordinates, UTM zone and magnetic declination

Survey data sheet for Rustenburg (South Africa) for field work: coordinates, UTM zone, scale factor, grid convergence, today's magnetic declination and geoid undulation, computed for the city center.

Latitude25°40′03.2″ S
Longitude27°14′31.5″ E
Decimal degrees-25.66756, 27.24208
UTM zone35S · MC 27° E
UTM (WGS 84)E 524,295 · N 7,161,109
Scale factor (k)0.999607
Grid convergence−0.1049°
Magnetic declination (today)19.68° W · −15.5′/year
Geoid undulation (EGM2008)N = 24.78 m
Approximate elevation1,171 m
Time zoneAfrica/Johannesburg (UTC+2)
Population373,695

Values for the city center (GeoNames coordinate). Declination from the World Magnetic Model 2025 for today's date; geoid from EGM2008. For an exact point, use the tools below.

Nearest GNSS reference stations (IGS)

StationLocationDistance
HRAG HRAG00ZAFKrugersdorp, South Africa51 km
HRAO HRAO00ZAFKrugersdorp, South Africa51 km
HARB HARB00ZAFPretoria, South Africa53 km

Tools to use here

FAQ

What UTM zone is Rustenburg in?

Rustenburg is in UTM zone 35S, with central meridian 27° E. In WGS 84, the city center is at E 524,295 m and N 7,161,109 m.

What is the magnetic declination in Rustenburg?

Today the magnetic declination in Rustenburg is 19.68° W, changing by −15.5′ per year (WMM2025 model). To get the true azimuth, add the declination to the magnetic azimuth (East positive, West negative).

What is the geoid undulation in Rustenburg?

The geoid undulation (EGM2008) in Rustenburg is N = 24.78 m. To convert a GNSS height (ellipsoidal, h) to an approximate orthometric height: H = h − N.

Cities near Rustenburg

© GeoNames (CC BY 4.0) · Unicode CLDR · WMM2025 (NOAA/BGS) · EGM2008 (NGA) · IGS

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