CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS
Astronomy · Vientiane
A live observatory for the Sun, Moon, daylight, twilight and the sky above Vientiane.
Daylight, Twilight & Solar Rhythm
TOTAL DAYLIGHT DURATION11h 37m-56s compared to yesterday
NIGHT DURATION12h 23mAstronomical darkness & twilights
MORNING GOLDEN HOUR06:04 - 06:34Soft warm lighting
EVENING GOLDEN HOUR17:12 - 17:42Optimum photography window
Night (≤ -18°)
Astro Twilight (-18° to -12°)
Nautical (-12° to -6°)
Civil (-6° to 0°)
Daylight (> 0°)
DAWN (MORNING)
Astronomical Dawn04:51
Nautical Dawn05:17
Civil Dawn05:42
Sunrise06:04
DUSK (EVENING)
Sunset17:42
Civil Dusk18:04
Nautical Dusk18:29
Astronomical Dusk18:55