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Ahmedabad: coordinates, UTM zone and magnetic declination

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

Latitude23°01′32.8″ N
Longitude72°35′14.2″ E
Decimal degrees23.02579, 72.58727
UTM zone43N · MC 75° E
UTM (WGS 84)E 252,736 · N 2,548,412
Scale factor (k)1.000355
Grid convergence−0.9442°
Magnetic declination (today)0.66° E · +1.1′/year
Geoid undulation (EGM2008)N = −54.96 m
Approximate elevation56 m
Time zoneAsia/Kolkata (UTC+5:30)
Population6,357,693

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
JDPR JDPR00INDJodhpur, India356 km
BHPL BHPL00INDBhopal, India500 km
IITK IITK00INDKanpur, India864 km

Tools to use here

FAQ

What UTM zone is Ahmedabad in?

Ahmedabad is in UTM zone 43N, with central meridian 75° E. In WGS 84, the city center is at E 252,736 m and N 2,548,412 m.

What is the magnetic declination in Ahmedabad?

Today the magnetic declination in Ahmedabad is 0.66° E, 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 Ahmedabad?

The geoid undulation (EGM2008) in Ahmedabad is N = −54.96 m. To convert a GNSS height (ellipsoidal, h) to an approximate orthometric height: H = h − N.

Cities near Ahmedabad

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

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