OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

26.74°N, 109.22°EAsia/Shanghai

Deep Astronomical Night-62.8° (< −18°)

02:02:17

Sat, Oct 24, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 4m of true darkness · 12h 40m total night

DaylightCivil (−6°)Nautical (−12°)Astro (−18°)Dark Sky (<−18°)

TRUE DARK SKY WINDOW

Sunset18:07

Civil Dusk18:31

Nautical18:58

Full Dark19:25

Nadir00:27

Dark Ends05:29

Nautical05:56

Civil Dawn06:23

Sunrise06:47

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE31.9°

DISTANCE379,966 km

Moonrise16:10

Moonset04:35

HorizonAbove

LUNAR INTERFERENCE INDEX49% · Moderate Lunar Glow

Milky Way contrast is softened. Bright open clusters and double stars are optimal.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

75/100

Good Stargazing

Fine observing conditions. Open star clusters and nebulae will exhibit crisp structure.

CLOUD COVER15%

HUMIDITY50%

VISIBILITY18 km

DEW POINT10.8°C

PLANETARY EPHEMERIS & ALMANAC

Visible Planets Tonight

All times calibrated to Asia/Shanghai

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-64.7°	75°	Libra	06:53	12:17	17:47	Naked Eye
Jupiter♃	Rising / Setting	-2.0	3.3°	75°	Leo	01:45	08:16	14:51	Naked Eye
Saturn♄	Optimal Visibility	0.3	42.5°	245°	Pisces	17:10	23:15	05:19	Naked Eye
Mars♂	Visible Low	1.0	12.1°	76°	Cancer	01:03	07:43	14:24	Naked Eye
Mercury☿	Below Horizon	0.4	-82.9°	35°	Libra	08:25	13:43	19:04	Binoculars
Uranus♅	Optimal Visibility	5.6	78.4°	117°	Taurus	20:00	02:46	09:32	Binoculars
Neptune♆	Optimal Visibility	7.8	35.4°	248°	Pisces	16:44	22:45	04:46	Telescope

TONIGHT'S VIEWING SCHEDULE

When & Where to Look Tonight

A simple guide to when each object is above your horizon. No astronomy chart reading required.

BEST TIMEHighest in your sky

The MoonNaked Eye · High in the sky

RISES16:10

BEST TIME22:19S · 64° high

SETS04:35

Reaches about 64° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES01:45

BEST TIME08:16S · 78° high

SETS14:51

Reaches about 78° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:10

BEST TIME23:15S · 65° high

SETS05:19

Reaches about 65° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES06:53

BEST TIME12:17S · 46° high

SETS17:47

Reaches about 46° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES01:03

BEST TIME07:43S · 81° high

SETS14:24

Reaches about 81° above the horizon at its highest point.Distinctive crimson hue; polar ice cap discernible near opposition.

OBSERVING LOG & TARGET LIST

Tonight's Prime Deep-Sky Targets

0 / 6 targets logged tonight

M31 / NGC 224 · Andromeda

Andromeda Galaxy

Spiral Galaxy (2.5M ly)

Our galactic neighbor; visible as a ghostly oval smudge with dense radiant stellar core.

M45 · Taurus

The Pleiades (Seven Sisters)

Open Star Cluster

Breathtaking blue diamond cluster enshrouded in delicate interstellar reflection nebulosity.

M42 / NGC 1976 · Orion

Great Orion Nebula

Diffuse Emission Nebula

Star nursery harboring the brilliant Trapezium cluster with sprawling bat-wing filaments.

NGC 869 & NGC 884 · Perseus

The Double Cluster

Twin Open Clusters

Pair of spectacular shimmering jewel-boxes bursting with ruby supergiant stars.

M13 / NGC 6205 · Hercules

Great Globular Cluster in Hercules

Globular Cluster (300k stars)

Massive beehive of ancient stars packed tightly together into a blazing central ball.

M57 / NGC 6720 · Lyra

The Ring Nebula

Planetary Nebula

Delicate glowing smoke-ring left behind by a dying star 2,500 light-years away.