OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

37.40°N, 107.79°EAsia/Shanghai

Deep Astronomical Night-62.7° (< −18°)

01:09:27

Sat, Oct 24, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 9m of true darkness · 13h 3m total night

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

TRUE DARK SKY WINDOW

Sunset18:01

Civil Dusk18:28

Nautical18:58

Full Dark19:29

Nadir00:33

Dark Ends05:37

Nautical06:07

Civil Dawn06:38

Sunrise07:05

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE38.3°

DISTANCE380,163 km

Moonrise16:16

Moonset04:44

HorizonAbove

LUNAR INTERFERENCE INDEX57% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

72/100

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	-68.2°	29°	Libra	07:18	12:23	17:33	Naked Eye
Jupiter♃	Below Horizon	-2.0	-4.7°	67°	Leo	01:35	08:22	15:13	Naked Eye
Saturn♄	Optimal Visibility	0.3	46.2°	221°	Pisces	17:14	23:21	05:27	Naked Eye
Mars♂	Rising / Setting	1.0	3.4°	70°	Cancer	00:49	07:48	14:50	Naked Eye
Mercury☿	Below Horizon	0.4	-71.1°	328°	Libra	08:54	13:52	18:46	Binoculars
Uranus♅	Optimal Visibility	5.6	62.3°	119°	Taurus	19:42	02:52	10:02	Binoculars
Neptune♆	Optimal Visibility	7.8	40.5°	228°	Pisces	16:50	22:51	04:51	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

RISES16:16

BEST TIME22:25S · 53° high

SETS04:44

Reaches about 53° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES01:35

BEST TIME08:22S · 67° high

SETS15:13

Reaches about 67° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:14

BEST TIME23:21S · 54° high

SETS05:27

Reaches about 54° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES07:18

BEST TIME12:23S · 35° high

SETS17:33

Reaches about 35° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:49

BEST TIME07:48S · 71° high

SETS14:50

Reaches about 71° 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.