CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS
Astronomy · Hecheng
A live observatory for the Sun, Moon, daylight, twilight and the sky above Hecheng.
Daylight, Twilight & Solar Rhythm
TOTAL DAYLIGHT DURATION11h 18m-91s compared to yesterday
NIGHT DURATION12h 42mAstronomical darkness & twilights
MORNING GOLDEN HOUR06:45 - 07:17Soft warm lighting
EVENING GOLDEN HOUR17:31 - 18:02Optimum photography window
Night (≤ -18°)
Astro Twilight (-18° to -12°)
Nautical (-12° to -6°)
Civil (-6° to 0°)
Daylight (> 0°)
DAWN (MORNING)
Astronomical Dawn05:26
Nautical Dawn05:53
Civil Dawn06:21
Sunrise06:45
DUSK (EVENING)
Sunset18:02
Civil Dusk18:26
Nautical Dusk18:54
Astronomical Dusk19:21