OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

44.67°N, 102.17°EAsia/Ulaanbaatar

Deep Astronomical Night-44.9° (< −18°)

03:16:38

Sat, Oct 24, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 8m of true darkness · 13h 24m total night

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

TRUE DARK SKY WINDOW

Sunset18:14

Civil Dusk18:43

Nautical19:17

Full Dark19:51

Nadir00:56

Dark Ends06:00

Nautical06:33

Civil Dawn07:07

Sunrise07:37

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE18.4°

DISTANCE379,688 km

Moonrise16:40

Moonset05:10

HorizonAbove

LUNAR INTERFERENCE INDEX29% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

82/100

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/Ulaanbaatar

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-48.8°	61°	Libra	07:57	12:45	17:38	Naked Eye
Jupiter♃	Visible Low	-2.0	15.6°	85°	Leo	01:43	08:44	15:49	Naked Eye
Saturn♄	Visible Low	0.3	26.2°	243°	Pisces	17:35	23:43	05:51	Naked Eye
Mars♂	Visible Low	1.0	24.0°	88°	Cancer	00:53	08:11	15:30	Naked Eye
Mercury☿	Below Horizon	0.4	-62.7°	34°	Libra	09:37	14:11	18:49	Binoculars
Uranus♅	Optimal Visibility	5.6	66.3°	181°	Taurus	19:43	03:14	10:46	Binoculars
Neptune♆	Visible Low	7.8	20.0°	248°	Pisces	17:13	23:13	05:14	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

RISES16:40

BEST TIME22:48S · 46° high

SETS05:10

Reaches about 46° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES01:43

BEST TIME08:44S · 60° high

SETS15:49

Reaches about 60° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:35

BEST TIME23:43S · 47° high

SETS05:51

Reaches about 47° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES07:57

BEST TIME12:45S · 28° high

SETS17:38

Reaches about 28° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:53

BEST TIME08:11S · 63° high

SETS15:30

Reaches about 63° 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.