Noon Sun - Latitude from Meridian Altitude
Latitude at local apparent noon from observed meridian altitude of the sun and its declination - the classical LAN sight.
Loading calculator…
Formula, assumptions, and limits
| Symbol | Meaning | Unit |
|---|---|---|
| Zenith distance (90° − H_o) | deg | |
| Sun declination | deg |
Source: Bowditch Pub.9 Ch.22
In short
Latitude at local apparent noon from observed meridian altitude of the sun and its declination - the classical LAN sight.