CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS
Astronomy · Changchun
A live observatory for the Sun, Moon, daylight, twilight and the sky above Changchun.
Daylight, Twilight & Solar Rhythm
TOTAL DAYLIGHT DURATION10h 37m-170s compared to yesterday
NIGHT DURATION13h 23mAstronomical darkness & twilights
MORNING GOLDEN HOUR06:03 - 06:44Soft warm lighting
EVENING GOLDEN HOUR16:01 - 16:41Optimum photography window
Night (≤ -18°)
Astro Twilight (-18° to -12°)
Nautical (-12° to -6°)
Civil (-6° to 0°)
Daylight (> 0°)
DAWN (MORNING)
Astronomical Dawn04:27
Nautical Dawn05:00
Civil Dawn05:34
Sunrise06:03
DUSK (EVENING)
Sunset16:41
Civil Dusk17:10
Nautical Dusk17:44
Astronomical Dusk18:17