CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS

Astronomy · Mapou

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

LIVE CELESTIAL STATE

The Sun is above the horizon

Mapou · 11:53 solar noon · 12h 41m of daylight

LOCAL OBSERVATION12:002026-10-23 · Indian/Mauritius
SUN
81.3°N · azimuth 350.2°
MOON
Waxing Gibbous99.3% illuminated · -49.5° altitude
LIGHT
12h 41mdaylight · 11h 19m night
RISE 05:32SET 18:14
TWILIGHT
18:36civil dusk · astronomical dusk 19:30
DAWN 05:10DUSK 18:36
CELESTIAL HORIZONAltitude · current observation
N
E
S
W
Sun
Moon
0° horizon45°90° zenith
PLANETARY EPHEMERIS

Solar System · Mapou

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

2 visible above horizon
BODYALTAZRADECDISTANCEMAGRISE / SET
MercuryBELOW HORIZON-7.8°244°15.18h-20.9°0.796 AU0.406:35 / 19:46
VenusBELOW HORIZON-26.6°236°13.77h-18.0°0.273 AU-4.305:15 / 18:17
MarsBELOW HORIZON-72.5°94°9.15h17.9°1.499 AU1.001:34 / 12:46
JupiterBELOW HORIZON-79.1°120°9.72h14.4°5.623 AU-2.002:02 / 13:26
SaturnVISIBLE49.8°62°0.67h1.4°8.490 AU0.316:41 / 04:40
UranusBELOW HORIZON-4.3°69°4.20h21.0°18.612 AU5.620:42 / 07:41
NeptuneVISIBLE56.9°57°0.18h-0.4°28.995 AU7.816:09 / 04:13
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
286.5°
FROM EARTH
0.995 AU
ALT / AZ
48.6° / 43°
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.

ELONGATION143.4°
EARTH
SUN
MOON
MOON PHASEWaxing Gibbous
ILLUMINATION99.3%
MOON DISTANCE382,849.967 km
SUN DISTANCE0.99499 AU
PHASE ANGLE9.9°
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 · Mapou

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
26.0°
AZIMUTH
343.8°
HOUR ANGLE
19.5°
ANGULAR SIZE
178′ × 63′
ABOVE HORIZON