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Agartala: coordinates, UTM zone and magnetic declination

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

Latitude23°50′09.8″ N
Longitude91°16′45.8″ E
Decimal degrees23.83605, 91.27939
UTM zone46N · MC 93° E
UTM (WGS 84)E 324,756 · N 2,637,139
Scale factor (k)0.999979
Grid convergence−0.6955°
Magnetic declination (today)0.41° W · +1.3′/year
Geoid undulation (EGM2008)N = −53.12 m
Approximate elevation15 m
Time zoneAsia/Kolkata (UTC+5:30)
Population400,004

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
SHLG SHLG00INDShillong, India214 km
LHAZ LHAZ00CHNLhasa, China648 km
CMUM CMUM00THAChiang Mai, Thailand973 km

Tools to use here

FAQ

What UTM zone is Agartala in?

Agartala is in UTM zone 46N, with central meridian 93° E. In WGS 84, the city center is at E 324,756 m and N 2,637,139 m.

What is the magnetic declination in Agartala?

Today the magnetic declination in Agartala is 0.41° W, changing by +1.3′ 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 Agartala?

The geoid undulation (EGM2008) in Agartala is N = −53.12 m. To convert a GNSS height (ellipsoidal, h) to an approximate orthometric height: H = h − N.

Cities near Agartala

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

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