CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS
Astronomy · Alta
A live observatory for the Sun, Moon, daylight, twilight and the sky above Alta.
Daylight, Twilight & Solar Rhythm
TOTAL DAYLIGHT DURATION10h 42m-163s compared to yesterday
NIGHT DURATION13h 18mAstronomical darkness & twilights
MORNING GOLDEN HOUR07:43 - 08:23Soft warm lighting
EVENING GOLDEN HOUR17:46 - 18:26Optimum photography window
Night (≤ -18°)
Astro Twilight (-18° to -12°)
Nautical (-12° to -6°)
Civil (-6° to 0°)
Daylight (> 0°)
DAWN (MORNING)
Astronomical Dawn06:09
Nautical Dawn06:42
Civil Dawn07:15
Sunrise07:43
DUSK (EVENING)
Sunset18:26
Civil Dusk18:54
Nautical Dusk19:27
Astronomical Dusk20:00