CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS
Astronomy · Sai Mun
A live observatory for the Sun, Moon, daylight, twilight and the sky above Sai Mun.
Daylight, Twilight & Solar Rhythm
TOTAL DAYLIGHT DURATION11h 40m-50s compared to yesterday
NIGHT DURATION12h 20mAstronomical darkness & twilights
MORNING GOLDEN HOUR05:57 - 06:26Soft warm lighting
EVENING GOLDEN HOUR17:07 - 17:36Optimum photography window
Night (≤ -18°)
Astro Twilight (-18° to -12°)
Nautical (-12° to -6°)
Civil (-6° to 0°)
Daylight (> 0°)
DAWN (MORNING)
Astronomical Dawn04:44
Nautical Dawn05:09
Civil Dawn05:35
Sunrise05:57
DUSK (EVENING)
Sunset17:36
Civil Dusk17:58
Nautical Dusk18:24
Astronomical Dusk18:49