CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS

Astronomy · Summerside

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

LIVE CELESTIAL STATE

The Sun is above the horizon

Summerside · 12:59 solar noon · 10h 31m of daylight

LOCAL OBSERVATION12:002026-10-23 · America/Halifax
SUN
30.6°SSE · azimuth 163.0°
MOON
Waxing Gibbous98.5% illuminated · -40.9° altitude
LIGHT
10h 31mdaylight · 13h 29m night
RISE 07:43SET 18:14
TWILIGHT
18:45civil dusk · astronomical dusk 19:55
DAWN 07:12DUSK 18:45
CELESTIAL HORIZONAltitude · current observation
N
E
S
W
Sun
Moon
0° horizon45°90° zenith
PLANETARY EPHEMERIS

Solar System · Summerside

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

4 visible above horizon
BODYALTAZRADECDISTANCEMAGRISE / SET
MercuryVISIBLE22.5°185°15.18h-20.9°0.796 AU0.409:44 / 18:45
VenusVISIBLE21.3°207°13.76h-18.0°0.273 AU-4.308:02 / 17:35
MarsVISIBLE9.1°287°9.15h17.9°1.498 AU1.000:52 / 15:38
JupiterVISIBLE12.4°278°9.72h14.4°5.622 AU-2.001:42 / 15:55
SaturnBELOW HORIZON-28.7°51°0.67h1.4°8.490 AU0.317:37 / 05:53
UranusBELOW HORIZON-21.5°350°4.20h21.0°18.611 AU5.619:39 / 10:54
NeptuneBELOW HORIZON-26.0°59°0.18h-0.4°28.995 AU7.817:15 / 05:16
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
286.8°
FROM EARTH
0.995 AU
ALT / AZ
47.9° / 137°
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.

ELONGATION147.0°
EARTH
SUN
MOON
MOON PHASEWaxing Gibbous
ILLUMINATION98.5%
MOON DISTANCE381,260.083 km
SUN DISTANCE0.99491 AU
PHASE ANGLE14.0°
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 · Summerside

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
84.5°
AZIMUTH
201.7°
HOUR ANGLE
2.7°
ANGULAR SIZE
178′ × 63′
ABOVE HORIZON