CELESTIAL CALCULATOR & EPHEMERIS·NOAA & MEEUS

Astronomy · Chuí

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

Location

Observation Date

Local Time

LIVE CELESTIAL STATE

The Sun is above the horizon

Chuí · 12:17 solar noon · 13h 11m of daylight

LOCAL OBSERVATION12:002026-10-23 · America/Sao_Paulo

SUN

67.5°NNE · azimuth 11.7°

MOON

Waxing Gibbous98.5% illuminated · -49.4° altitude

LIGHT

13h 11mdaylight · 10h 49m night

RISE 05:42SET 18:53

TWILIGHT

19:19civil dusk · astronomical dusk 20:21

DAWN 05:16DUSK 19:19

CELESTIAL HORIZONAltitude · current observation

Sun

Moon

0° horizon45°90° zenith

PLANETARY EPHEMERIS

Solar System · Chuí

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

2 visible above horizon

BODY	ALT	AZ	RA	DEC	DISTANCE	MAG	RISE / SET
MercuryVISIBLE	64.3°	293°	15.18h	-20.9°	0.795 AU	0.4	06:31 / 20:37
VenusVISIBLE	45.8°	279°	13.76h	-18.0°	0.273 AU	-4.3	05:15 / 19:02
MarsBELOW HORIZON	-30.4°	272°	9.15h	17.9°	1.498 AU	1.0	02:19 / 12:47
JupiterBELOW HORIZON	-21.5°	273°	9.72h	14.4°	5.622 AU	-2.0	02:43 / 13:32
SaturnBELOW HORIZON	-22.7°	105°	0.67h	1.4°	8.490 AU	0.3	17:06 / 05:02
UranusBELOW HORIZON	-74.5°	143°	4.20h	21.0°	18.611 AU	5.6	21:32 / 07:38
NeptuneBELOW HORIZON	-15.6°	102°	0.18h	-0.4°	28.996 AU	7.8	16:31 / 04:37

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: 37.7° / 35°

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 · Chuí

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: 14.1°
AZIMUTH: 349.9°
HOUR ANGLE: 13.0°
ANGULAR SIZE: 178′ × 63′

ABOVE HORIZON