Precision Solar Observatory - By Oliver Wood
Solar Observatory
NOAA-style solar maths, twilight windows, panel optimisation, shadow projection, moon phase, browser geolocation, and optional persistence.
Live clock
10:07:48
13/07/2026 • UTC
Now
50.58°
Altitude • Azimuth 130.15° • TST 09:53:46
Panel score64.3%
Shadow length1.64 m
MoonWaning Crescent (1.7%)
Sun altitude gauge
0° horizon • 90° zenith
Sun windows
Sunrise03:56:04
Solar noon12:14:03
Sunset20:32:01
Daylight16.60 h
Twilight
Civil dawn03:07:00
Civil dusk21:21:06
Nautical dawn01:49:18
Nautical dusk22:38:47
Astronomical dawn—
Astronomical dusk—
Moon altitude gauge
0° horizon • 90° zenith
Panel optimisation
Current panel azimuth180°
Current panel tilt35°
Best annual tilt43.3°
Best summer tilt38.3°
Best winter tilt68.3°
Facing recommendationFace South
Moon phase
Waning Crescent • 1.7% illuminated
Sun path (today)
Approximate daily sky arc for visual orientation.
Moon path (today)
Approximate current lunar sky position.
Telemetry
Clock time10:07:48
Date13/07/2026
TimezoneUTC
Latitude53.2600°
Longitude-2.1300°
True Solar Time09:53:46
Equation of Time-5.516 min
Solar declination21.9685°
Hour angle-31.5590°
Solar altitude50.5779°
Solar azimuth130.1522°
Moon altitude60.7756°
Moon azimuth145.4157°
Moon phaseWaning Crescent
Moon illumination1.7%
Shadow length1.64 m
Panel alignment score64.3%
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