OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

49.49°N, 105.92°EAsia/Ulaanbaatar

Deep Astronomical Night-50.4° (< −18°)

01:31:05

Sat, Oct 24, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 6m of true darkness · 13h 40m total night

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

TRUE DARK SKY WINDOW

Sunset17:51

Civil Dusk18:23

Nautical19:00

Full Dark19:37

Nadir00:41

Dark Ends05:44

Nautical06:21

Civil Dawn06:58

Sunrise07:31

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE29.1°

DISTANCE380,082 km

Moonrise16:25

Moonset04:57

HorizonAbove

LUNAR INTERFERENCE INDEX45% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

76/100

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	-56.2°	25°	Libra	07:56	12:30	17:09	Naked Eye
Jupiter♃	Rising / Setting	-2.0	1.8°	69°	Leo	01:17	08:29	15:46	Naked Eye
Saturn♄	Optimal Visibility	0.3	35.3°	219°	Pisces	17:19	23:28	05:37	Naked Eye
Mars♂	Rising / Setting	1.0	9.6°	73°	Cancer	00:24	07:56	15:30	Naked Eye
Mercury☿	Below Horizon	0.4	-60.7°	347°	Libra	09:39	14:00	18:17	Binoculars
Uranus♅	Optimal Visibility	5.6	56.5°	140°	Taurus	19:10	02:59	10:49	Binoculars
Neptune♆	Optimal Visibility	7.8	30.4°	226°	Pisces	16:58	22:58	04:59	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 · Good height

RISES16:25

BEST TIME22:33S · 41° high

SETS04:57

Reaches about 41° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES01:17

BEST TIME08:29S · 55° high

SETS15:46

Reaches about 55° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · Good height

RISES17:19

BEST TIME23:28S · 42° high

SETS05:37

Reaches about 42° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES07:56

BEST TIME12:30S · 23° high

SETS17:09

Reaches about 23° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:24

BEST TIME07:56S · 58° high

SETS15:30

Reaches about 58° 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.