CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS
Astronomy · Alphen
A live observatory for the Sun, Moon, daylight, twilight and the sky above Alphen.
Daylight, Twilight & Solar Rhythm
TOTAL DAYLIGHT DURATION10h 13m-225s compared to yesterday
NIGHT DURATION13h 47mAstronomical darkness & twilights
MORNING GOLDEN HOUR08:17 - 09:05Soft warm lighting
EVENING GOLDEN HOUR17:43 - 18:30Optimum photography window
Night (≤ -18°)
Astro Twilight (-18° to -12°)
Nautical (-12° to -6°)
Civil (-6° to 0°)
Daylight (> 0°)
DAWN (MORNING)
Astronomical Dawn06:26
Nautical Dawn07:04
Civil Dawn07:43
Sunrise08:17
DUSK (EVENING)
Sunset18:30
Civil Dusk19:04
Nautical Dusk19:43
Astronomical Dusk20:22