Mode 01
Scene builder
Set a place, date and time. Watch the sun move; watch the shadow answer.
Londonlat 51.5074lng -0.1278tz Europe/London
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Reading
London · 2026-10-03
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Photo or silhouette of the subject — nothing leaves your browser.
Sun altitude
32.4°
Sun azimuth
201.2°
SSW
Shadow length
2.84 m
1.58× height
Shadow direction
21.2°
NNE
Apparent solar13:11
Sunrise07:04
Solar noon12:49
Sunset18:33
Subject view
Facing 180° S
Shadow falls directly behind of the subject.
Diagram is fixed to the subject: front is always up. The small "N" marker shows where true north lies.
Diagram is top-down. Arrow points where the shadow falls.