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South Georgia & South Sandwich Islands

Grytviken · Sun & Moon

Grytviken · -54.2811°, -36.5092° · Atlantic/South_Georgia

Grytviken · 2026-10-07 · Atlantic/South_Georgia Dated reference table

Sunrise05:37Definition
Sunset18:52Definition
Moonrise04:39Definition
Moonset15:14Definition
BMNT · Nautical dawn
Sun at −12°
04:16
EENT · Nautical dusk
Sun at −12°
20:13

Times refer to the printed local date. A dash means no event within that date.

Next seven days

Full month
DateSunriseSunsetBMNTEENTMoonriseMoonsetDaylightMoon lit
10/0705:3718:5204:1620:1304:3915:1413h 15m10.6%
10/0805:3518:5404:1320:1604:4816:3813h 19m4.9%
10/0905:3218:5604:1020:1804:5718:0113h 23m1.4%
10/1005:3018:5804:0820:2005:0619:2313h 28m0.1%
10/1105:2718:5904:0520:2305:1620:4513h 32m1.1%
10/1205:2519:0104:0220:2505:2822:0713h 36m4.1%
10/1305:2219:0303:5920:2705:4423:2513h 41m8.8%

Times are local to the selected city. Moonset may occur before moonrise on the same date. Swipe horizontally for all columns.

Sun through the day

Solar altitude · sea-level horizon
Day length13h 15m
Solar noon12:14
Sunrise azimuth100.7°
Sunset azimuth258.9°
60°0°−18°Start of local dayMid-dayNext midnight

North 0° · East 90° · South 180° · West 270°. The curve shows geometric solar-center altitude.

Twilight times

TypeMorningEveningAltitude
Astronomical03:2721:03−18°
Nautical04:1620:13−12°
Civil05:0119:28−6°

BMNT = nautical dawn. EENT = nautical dusk. A dash means no crossing within the selected local date.

Moon phase

Waning crescent10.6%Illuminated fraction at local mid-day

Geocentric Moon distance 377,399 km · Transit 09:48

  • New Moon10 Oct, 13:50
  • First quarter18 Oct, 14:13
  • Full Moon26 Oct, 02:12
  • Last quarter1 Nov, 18:28

Photography and dark-sky windows

Morning golden hour05:37–06:24
Evening golden hour18:05–18:52
Morning blue hour05:01–05:15
Evening blue hour19:14–19:28

Moonless astronomical night
00:00–03:27 · 21:03–00:00

Sun below −18° and Moon below the horizon. Weather, terrain and light pollution are not included. Photography windows use the thresholds described in the guide. Read the definitions

Coordinates & calculation basis

-54.28111, -36.50920 · Atlantic/South_Georgia · GeoNames 3426466

Sea level (0 m), an unobstructed horizon and standard atmospheric refraction. City-center/reference coordinates are not exact viewing-site coordinates. Compare official almanac data when a certified reference is required.

Read the full method and limitations

KASI almanacUSNO definitionsAstronomy EngineGeoNames · CC BY 4.0IANA time zones

Nearby and same-country locations

South GeorgiaSouth Georgia & South Sandwich Islands · Atlantic/South_Georgia

Read the sky

Understanding sunriseDefinitions, timing and how to read the dataSunset time and directionDefinitions, timing and how to read the dataBMNT: beginning of nautical dawnDefinitions, timing and how to read the dataEENT: end of nautical duskDefinitions, timing and how to read the dataCivil, nautical and astronomical twilightDefinitions, timing and how to read the dataMoonrise, moonset and observing the MoonDefinitions, timing and how to read the dataFind moonrise timesDefinitions, timing and how to read the dataMoonset and the morning MoonDefinitions, timing and how to read the dataMoon phases, full Moon and new MoonDefinitions, timing and how to read the dataDay length, solar noon and seasonsDefinitions, timing and how to read the dataGolden hour and blue hourDefinitions, timing and how to read the data