Puducherry: coordinates, UTM zone and magnetic declination
Survey data sheet for Puducherry (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 Puducherry in?
Puducherry is in UTM zone 44N, with central meridian 81° E. In WGS 84, the city center is at E 372,573 m and N 1,319,504 m.
What is the magnetic declination in Puducherry?
Today the magnetic declination in Puducherry is 1.22° W, changing by +1.8′ 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 Puducherry?
The geoid undulation (EGM2008) in Puducherry is N = −92.45 m. To convert a GNSS height (ellipsoidal, h) to an approximate orthometric height: H = h − N.
Cities near Puducherry
- Gundupālaiyam 3 km
- Kallakurichi 97 km
- Vellore 133 km
- Ambattur 134 km
- Avadi 135 km
- Chennai 137 km
- Thanjavur 148 km
- Tiruchirappalli 175 km
- All cities in India
© GeoNames (CC BY 4.0) · Unicode CLDR · WMM2025 (NOAA/BGS) · EGM2008 (NGA) · IGS