CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS
Astronomy · Longcheng
A live observatory for the Sun, Moon, daylight, twilight and the sky above Longcheng.
Daylight, Twilight & Solar Rhythm
TOTAL DAYLIGHT DURATION10h 44m-156s compared to yesterday
NIGHT DURATION13h 16mAstronomical darkness & twilights
MORNING GOLDEN HOUR06:20 - 06:59Soft warm lighting
EVENING GOLDEN HOUR16:26 - 17:04Optimum photography window
Night (≤ -18°)
Astro Twilight (-18° to -12°)
Nautical (-12° to -6°)
Civil (-6° to 0°)
Daylight (> 0°)
DAWN (MORNING)
Astronomical Dawn04:47
Nautical Dawn05:19
Civil Dawn05:52
Sunrise06:20
DUSK (EVENING)
Sunset17:04
Civil Dusk17:33
Nautical Dusk18:05
Astronomical Dusk18:37