Guwahati: coordinates, UTM zone and magnetic declination
Survey data sheet for Guwahati (India) 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 Guwahati in?
Guwahati is in UTM zone 46N, with central meridian 93° E. In WGS 84, the city center is at E 374,673 m and N 2,896,711 m.
What is the magnetic declination in Guwahati?
Today the magnetic declination in Guwahati is 0.34° W, changing by +1.1′ 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 Guwahati?
The geoid undulation (EGM2008) in Guwahati is N = −48.18 m. To convert a GNSS height (ellipsoidal, h) to an approximate orthometric height: H = h − N.
Cities near Guwahati
- Agartala 265 km
- Aizawl 290 km
- Siliguri 335 km
- Bhagalpur 490 km
- Bhātpāra 501 km
- Shyamnagar 506 km
- Bārāsat 507 km
- Bardhaman 510 km
- All cities in India
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