CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS

Astronomy · Watari

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

Location

Observation Date

Local Time

LIVE CELESTIAL STATE

The Sun is above the horizon

Watari · 11:20 solar noon · 10h 54m of daylight

LOCAL OBSERVATION12:002026-10-24 · Asia/Tokyo

SUN

39.4°SSW · azimuth 192.4°

MOON

Waxing Gibbous96.7% illuminated · -36.9° altitude

LIGHT

10h 54mdaylight · 13h 6m night

RISE 05:53SET 16:47

TWILIGHT

17:14civil dusk · astronomical dusk 18:15

DAWN 05:26DUSK 17:14

CELESTIAL HORIZONAltitude · current observation

Sun

Moon

0° horizon45°90° zenith

PLANETARY EPHEMERIS

Solar System · Watari

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

5 visible above horizon

BODY	ALT	AZ	RA	DEC	DISTANCE	MAG	RISE / SET
MercuryBELOW HORIZON	-71.3°	26°	15.18h	-20.9°	0.797 AU	0.4	07:40 / 17:30
VenusBELOW HORIZON	-57.1°	61°	13.77h	-18.0°	0.273 AU	-4.3	06:01 / 16:15
MarsVISIBLE	17.8°	81°	9.15h	17.9°	1.499 AU	1.0	23:34 / 13:37
JupiterVISIBLE	9.2°	79°	9.72h	14.4°	5.623 AU	-2.0	00:18 / 13:58
SaturnVISIBLE	34.2°	240°	0.67h	1.4°	8.490 AU	0.3	15:58 / 04:11
UranusVISIBLE	71.9°	159°	4.20h	21.0°	18.612 AU	5.6	18:24 / 08:48
NeptuneVISIBLE	27.7°	245°	0.18h	-0.4°	28.995 AU	7.8	15:34 / 03:35

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: 287.3°
FROM EARTH: 0.995 AU
ALT / AZ: 53.5° / 129°

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.

ELONGATION153.1°

EARTH

SUN

MOON

MOON PHASEWaxing Gibbous

ILLUMINATION96.7%

MOON DISTANCE378,593.679 km

SUN DISTANCE0.99478 AU

PHASE ANGLE21.0°

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 · Watari

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: 68.1°
AZIMUTH: 287.4°
HOUR ANGLE: 28.3°
ANGULAR SIZE: 178′ × 63′

ABOVE HORIZON