Henderson: coordinates, UTM zone and magnetic declination
Survey data sheet for Henderson (United States) 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 Henderson in?
Henderson is in UTM zone 11N, with central meridian 117° W. In WGS 84, the city center is at E 681,803 m and N 3,990,236 m.
What is the magnetic declination in Henderson?
Today the magnetic declination in Henderson is 10.91° E, changing by −4.9′ 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 Henderson?
The geoid undulation (EGM2008) in Henderson is N = −28.34 m. To convert a GNSS height (ellipsoidal, h) to an approximate orthometric height: H = h − N.
Cities near Henderson
- Las Vegas 21 km
- Riverside 320 km
- Anaheim 363 km
- Santa Ana 367 km
- Los Angeles 370 km
- Bakersfield 372 km
- Long Beach 386 km
- Phoenix 392 km
- All cities in United States
© GeoNames (CC BY 4.0) · Unicode CLDR · WMM2025 (NOAA/BGS) · EGM2008 (NGA) · IGS