CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS

Astronomy · Longde

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

LIVE CELESTIAL STATE

The Sun is above the horizon

Longde · 12:39 solar noon · 10h 60m of daylight

LOCAL OBSERVATION12:002026-10-24 · Asia/Shanghai
SUN
41.8°SSE · azimuth 166.8°
MOON
Waxing Gibbous96.5% illuminated · -47.9° altitude
LIGHT
10h 60mdaylight · 13h 0m night
RISE 07:09SET 18:09
TWILIGHT
18:35civil dusk · astronomical dusk 19:34
DAWN 06:43DUSK 18:35
CELESTIAL HORIZONAltitude · current observation
N
E
S
W
Sun
Moon
0° horizon45°90° zenith
PLANETARY EPHEMERIS

Solar System · Longde

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

4 visible above horizon
BODYALTAZRADECDISTANCEMAGRISE / SET
MercuryBELOW HORIZON-72.9°327°15.18h-20.9°0.796 AU0.408:52 / 18:54
VenusBELOW HORIZON-69.6°33°13.76h-18.0°0.273 AU-4.307:14 / 17:38
MarsVISIBLE3.2°70°9.15h17.9°1.499 AU1.000:58 / 14:51
JupiterBELOW HORIZON-5.1°68°9.72h14.4°5.623 AU-2.001:41 / 15:13
SaturnVISIBLE47.3°223°0.67h1.4°8.490 AU0.317:18 / 05:29
UranusVISIBLE63.5°117°4.20h21.0°18.611 AU5.619:49 / 10:00
NeptuneVISIBLE41.4°230°0.18h-0.4°28.995 AU7.816:53 / 04:54
SOLAR SYSTEM

Planetary Orbits · 2026-10-24 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
287.4°
FROM EARTH
0.995 AU
ALT / AZ
55.0° / 126°
EARTH · MOON · SUN

Three-Body Relationship · 2026-10-24 12:00

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

ELONGATION153.6°
EARTH
SUN
MOON
MOON PHASEWaxing Gibbous
ILLUMINATION96.5%
MOON DISTANCE378,376.152 km
SUN DISTANCE0.99476 AU
PHASE ANGLE21.6°
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 · Longde

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
81.2°
AZIMUTH
312.7°
HOUR ANGLE
8.6°
ANGULAR SIZE
178′ × 63′
ABOVE HORIZON