Shadow / Sun Chronolocation
Calculates sun elevation and azimuth for any location and date, and finds the times that match a measured shadow ratio or direction.
Runs 100% in your browser
Files are never uploaded
Location
Sun elevation (cyan) and compass azimuth (violet) through the selected day. Matching times are marked.
Scene
Shadow measurements
Check a claimed time
Matching times
Enter a shadow ratio and/or direction, then search.
Results are automated estimates for investigative reference only and are not evidence. Always verify independently. Read the disclaimer.