OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

29.35°N, 103.60°EAsia/Shanghai

Deep Astronomical Night-56.2° (< −18°)

02:52:08

Sat, Oct 24, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 6m of true darkness · 12h 45m total night

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

TRUE DARK SKY WINDOW

Sunset18:27

Civil Dusk18:51

Nautical19:19

Full Dark19:47

Nadir00:50

Dark Ends05:52

Nautical06:20

Civil Dawn06:48

Sunrise07:12

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE25.8°

DISTANCE379,780 km

Moonrise16:33

Moonset04:59

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°	76°	Libra	07:20	12:40	18:05	Naked Eye
Jupiter♃	Rising / Setting	-2.0	9.7°	79°	Leo	02:04	08:39	15:17	Naked Eye
Saturn♄	Optimal Visibility	0.3	35.9°	248°	Pisces	17:33	23:37	05:42	Naked Eye
Mars♂	Visible Low	1.0	18.5°	79°	Cancer	01:21	08:05	14:49	Naked Eye
Mercury☿	Below Horizon	0.4	-76.8°	53°	Libra	08:53	14:05	19:21	Binoculars
Uranus♅	Optimal Visibility	5.6	80.8°	155°	Taurus	20:17	03:08	10:00	Binoculars
Neptune♆	Visible Low	7.8	28.8°	251°	Pisces	17:07	23:08	05:08	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

RISES16:33

BEST TIME22:42S · 61° high

SETS04:59

Reaches about 61° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES02:04

BEST TIME08:39S · 75° high

SETS15:17

Reaches about 75° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:33

BEST TIME23:37S · 62° high

SETS05:42

Reaches about 62° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES07:20

BEST TIME12:40S · 43° high

SETS18:05

Reaches about 43° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES01:21

BEST TIME08:05S · 79° high

SETS14:49

Reaches about 79° 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.