CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS

Astronomy · Grootfontein

A live observatory for the Sun, Moon, daylight, twilight and the sky above Grootfontein.

LIVE CELESTIAL STATE

The Sun is above the horizon

Grootfontein · 12:31 solar noon · 12h 40m of daylight

LOCAL OBSERVATION12:002026-10-23 · Africa/Windhoek
SUN
78.9°NE · azimuth 44.6°
MOON
Waxing Gibbous99.1% illuminated · -58.4° altitude
LIGHT
12h 40mdaylight · 11h 20m night
RISE 06:11SET 18:51
TWILIGHT
19:14civil dusk · astronomical dusk 20:07
DAWN 05:48DUSK 19:14
CELESTIAL HORIZONAltitude · current observation
N
E
S
W
Sun
Moon
0° horizon45°90° zenith
PLANETARY EPHEMERIS

Solar System · Grootfontein

Topocentric positions for the selected observation time. Coordinates update with the Time Machine.

4 visible above horizon
BODYALTAZRADECDISTANCEMAGRISE / SET
MercuryVISIBLE34.8°258°15.18h-20.9°0.797 AU0.407:14 / 20:23
VenusVISIBLE14.7°256°13.77h-18.0°0.273 AU-4.305:53 / 18:53
MarsBELOW HORIZON-61.1°272°9.15h17.9°1.499 AU1.002:11 / 13:24
JupiterBELOW HORIZON-52.2°268°9.72h14.4°5.624 AU-2.002:39 / 14:04
SaturnVISIBLE6.0°86°0.67h1.4°8.490 AU0.317:19 / 05:18
UranusBELOW HORIZON-48.7°80°4.20h21.0°18.612 AU5.621:19 / 08:20
NeptuneVISIBLE13.6°86°0.18h-0.4°28.995 AU7.816:47 / 04:50
SOLAR SYSTEM

Planetary Orbits · 2026-10-23 12:00

Heliocentric orbital geometry for the selected instant. Distances use a logarithmic visual scale so the inner planets remain readable.

☿♀♂♃♄♅♆🜨SUN
🜨 Earth
0.995 AUheliocentric distance
ORBIT
1.000 AU
ECCENTRICITY
0.0167
INCLINATION
-0.00°
TRUE ANOMALY
286.6°
FROM EARTH
0.995 AU
ALT / AZ
48.9° / 44°
EARTH · MOON · SUN

Three-Body Relationship · 2026-10-23 12:00

Geocentric directions and lunar phase at the selected instant. The geometry is intentionally schematic, not to scale.

ELONGATION144.4°
EARTH
SUN
MOON
MOON PHASEWaxing Gibbous
ILLUMINATION99.1%
MOON DISTANCE382,393.987 km
SUN DISTANCE0.99497 AU
PHASE ANGLE11.1°
CELESTIAL ATLAS

Constellation Map · Equatorial Coordinates

Real right ascension and declination for selected reference stars. This map is a chart, so the denser astronomical treatment stays here rather than in Living Sky.

Betelgeuse
Bellatrix
Alnilam
Alnitak
Mintaka
Rigel
RIGHT ASCENSION →
DECLINATION ↑
Orion6 reference stars

Coordinates are plotted in an equatorial frame, independent of local horizon orientation.

Betelgeuse
5.92h · 7.4° · mag 0.5
Bellatrix
5.42h · 6.3° · mag 1.6
Alnilam
5.60h · -1.2° · mag 1.7
Alnitak
5.68h · -1.9° · mag 1.7
Mintaka
5.53h · -0.3° · mag 2.2
Rigel
5.24h · -8.2° · mag 0.1
DEEP SKY ATLAS

Celestial Objects · Grootfontein

Bright Messier objects plotted from their equatorial coordinates and evaluated for the selected time and location.

Andromeda Galaxy
ZENITH
HORIZON
EAST
WEST
M31 · NGC 224Andromeda GalaxyGalaxy · apparent magnitude 3.44
RA
0.71h
DEC
41.27°
ALTITUDE
28.4°
AZIMUTH
351.3°
HOUR ANGLE
10.2°
ANGULAR SIZE
178′ × 63′
ABOVE HORIZON