OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

25.18°N, 106.09°EAsia/Shanghai

Deep Astronomical Night-75.8° (< −18°)

00:55:26

Sat, Oct 24, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 3m of true darkness · 12h 37m total night

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

TRUE DARK SKY WINDOW

Sunset18:21

Civil Dusk18:45

Nautical19:11

Full Dark19:38

Nadir00:40

Dark Ends05:41

Nautical06:08

Civil Dawn06:35

Sunrise06:58

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE48.6°

DISTANCE380,216 km

Moonrise16:23

Moonset04:48

HorizonAbove

LUNAR INTERFERENCE INDEX69% · Heavy Lunar Wash

Bright moonlight washes out deep sky targets. Focus on lunar craters and bright planets.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

68/100

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	-81.1°	37°	Libra	07:03	12:30	18:02	Naked Eye
Jupiter♃	Below Horizon	-2.0	-13.7°	66°	Leo	01:59	08:29	15:02	Naked Eye
Saturn♄	Optimal Visibility	0.3	58.2°	225°	Pisces	17:23	23:27	05:31	Naked Eye
Mars♂	Below Horizon	1.0	-4.8°	67°	Cancer	01:18	07:55	14:34	Naked Eye
Mercury☿	Below Horizon	0.4	-74.9°	283°	Libra	08:35	13:59	19:19	Binoculars
Uranus♅	Optimal Visibility	5.6	61.3°	92°	Taurus	20:15	02:58	09:42	Binoculars
Neptune♆	Optimal Visibility	7.8	51.8°	233°	Pisces	16:57	22:58	04:58	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

RISES16:23

BEST TIME22:32S · 66° high

SETS04:48

Reaches about 66° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:59

BEST TIME08:29S · 79° high

SETS15:02

Reaches about 79° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:23

BEST TIME23:27S · 66° high

SETS05:31

Reaches about 66° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES07:03

BEST TIME12:30S · 47° high

SETS18:02

Reaches about 47° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES01:18

BEST TIME07:55S · 83° high

SETS14:34

Reaches about 83° 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.