OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

31.18°N, 113.92°EAsia/Shanghai

Deep Astronomical Night-55.8° (< −18°)

02:09:01

Sat, Oct 24, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 7m of true darkness · 12h 49m total night

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

TRUE DARK SKY WINDOW

Sunset17:44

Civil Dusk18:09

Nautical18:37

Full Dark19:05

Nadir00:08

Dark Ends05:12

Nautical05:40

Civil Dawn06:08

Sunrise06:33

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE25.4°

DISTANCE379,941 km

Moonrise15:51

Moonset04:17

HorizonAbove

LUNAR INTERFERENCE INDEX40% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

78/100

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	-58.1°	73°	Libra	06:42	11:58	17:20	Naked Eye
Jupiter♃	Rising / Setting	-2.0	9.6°	79°	Leo	01:20	07:58	14:39	Naked Eye
Saturn♄	Optimal Visibility	0.3	35.6°	247°	Pisces	16:51	22:56	05:01	Naked Eye
Mars♂	Visible Low	1.0	18.4°	80°	Cancer	00:36	07:24	14:13	Naked Eye
Mercury☿	Below Horizon	0.4	-75.9°	46°	Libra	08:15	13:24	18:36	Binoculars
Uranus♅	Optimal Visibility	5.6	79.0°	156°	Taurus	19:32	02:27	09:23	Binoculars
Neptune♆	Visible Low	7.8	28.6°	250°	Pisces	16:26	22:26	04:27	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

RISES15:51

BEST TIME22:00S · 59° high

SETS04:17

Reaches about 59° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES01:20

BEST TIME07:58S · 73° high

SETS14:39

Reaches about 73° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:51

BEST TIME22:56S · 60° high

SETS05:01

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

VenusNaked Eye · Good height

RISES06:42

BEST TIME11:58S · 41° high

SETS17:20

Reaches about 41° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:36

BEST TIME07:24S · 77° high

SETS14:13

Reaches about 77° 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.