CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS
Astronomy · Knox
A live observatory for the Sun, Moon, daylight, twilight and the sky above Knox.
Daylight, Twilight & Solar Rhythm
TOTAL DAYLIGHT DURATION13h 23m+139s compared to yesterday
NIGHT DURATION10h 37mAstronomical darkness & twilights
MORNING GOLDEN HOUR06:21 - 06:56Soft warm lighting
EVENING GOLDEN HOUR19:08 - 19:44Optimum photography window
Night (≤ -18°)
Astro Twilight (-18° to -12°)
Nautical (-12° to -6°)
Civil (-6° to 0°)
Daylight (> 0°)
DAWN (MORNING)
Astronomical Dawn04:46
Nautical Dawn05:20
Civil Dawn05:53
Sunrise06:21
DUSK (EVENING)
Sunset19:44
Civil Dusk20:11
Nautical Dusk20:44
Astronomical Dusk21:19