CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS
Astronomy · Heihe
A live observatory for the Sun, Moon, daylight, twilight and the sky above Heihe.
Daylight, Twilight & Solar Rhythm
TOTAL DAYLIGHT DURATION10h 19m-207s compared to yesterday
NIGHT DURATION13h 41mAstronomical darkness & twilights
MORNING GOLDEN HOUR06:05 - 06:50Soft warm lighting
EVENING GOLDEN HOUR15:39 - 16:24Optimum photography window
Night (≤ -18°)
Astro Twilight (-18° to -12°)
Nautical (-12° to -6°)
Civil (-6° to 0°)
Daylight (> 0°)
DAWN (MORNING)
Astronomical Dawn04:19
Nautical Dawn04:56
Civil Dawn05:33
Sunrise06:05
DUSK (EVENING)
Sunset16:24
Civil Dusk16:57
Nautical Dusk17:34
Astronomical Dusk18:11