CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS
Astronomy · Yan'an
A live observatory for the Sun, Moon, daylight, twilight and the sky above Yan'an.
Daylight, Twilight & Solar Rhythm
TOTAL DAYLIGHT DURATION10h 58m-130s compared to yesterday
NIGHT DURATION13h 2mAstronomical darkness & twilights
MORNING GOLDEN HOUR06:57 - 07:32Soft warm lighting
EVENING GOLDEN HOUR17:19 - 17:54Optimum photography window
Night (≤ -18°)
Astro Twilight (-18° to -12°)
Nautical (-12° to -6°)
Civil (-6° to 0°)
Daylight (> 0°)
DAWN (MORNING)
Astronomical Dawn05:30
Nautical Dawn06:00
Civil Dawn06:30
Sunrise06:57
DUSK (EVENING)
Sunset17:54
Civil Dusk18:21
Nautical Dusk18:51
Astronomical Dusk19:21