Tanga: coordinates, UTM zone and magnetic declination
Survey data sheet for Tanga (Tanzania) for field work: coordinates, UTM zone, scale factor, grid convergence, today's magnetic declination and geoid undulation, computed for the city center.
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)
Tools to use here
FAQ
What UTM zone is Tanga in?
Tanga is in UTM zone 37S, with central meridian 39° E. In WGS 84, the city center is at E 510,946 m and N 9,439,715 m.
What is the magnetic declination in Tanga?
Today the magnetic declination in Tanga is 1.81° W, changing by −4.7′ 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 Tanga?
The geoid undulation (EGM2008) in Tanga is N = −27.48 m. To convert a GNSS height (ellipsoidal, h) to an approximate orthometric height: H = h − N.
Cities near Tanga
- Zanzibar 122 km
- Dar es Salaam 196 km
- Morogoro 251 km
- Arusha 328 km
- Dodoma 391 km
- Tabora 695 km
- Songea 731 km
- Kahama 733 km
- All cities in Tanzania
© GeoNames (CC BY 4.0) · Unicode CLDR · WMM2025 (NOAA/BGS) · EGM2008 (NGA) · IGS