OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

51.50°N, 100.66°EAsia/Ulaanbaatar

Deep Astronomical Night-44.7° (< −18°)

02:43:46

Sat, Oct 24, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 5m of true darkness · 13h 48m total night

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

TRUE DARK SKY WINDOW

Sunset18:08

Civil Dusk18:42

Nautical19:21

Full Dark19:59

Nadir01:02

Dark Ends06:04

Nautical06:42

Civil Dawn07:21

Sunrise07:56

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE21.6°

DISTANCE379,811 km

Moonrise16:46

Moonset05:20

HorizonAbove

LUNAR INTERFERENCE INDEX34% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

80/100

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	-49.8°	43°	Libra	08:24	12:51	17:23	Naked Eye
Jupiter♃	Visible Low	-2.0	10.1°	79°	Leo	01:32	08:50	16:12	Naked Eye
Saturn♄	Visible Low	0.3	28.0°	231°	Pisces	17:39	23:49	05:59	Naked Eye
Mars♂	Visible Low	1.0	18.0°	84°	Cancer	00:37	08:17	15:58	Naked Eye
Mercury☿	Below Horizon	0.4	-58.8°	11°	Libra	10:08	14:17	18:29	Binoculars
Uranus♅	Optimal Visibility	5.6	58.6°	163°	Taurus	19:22	03:20	11:18	Binoculars
Neptune♆	Visible Low	7.8	22.7°	238°	Pisces	17:19	23:19	05:20	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

RISES16:46

BEST TIME22:55S · 39° high

SETS05:20

Reaches about 39° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES01:32

BEST TIME08:50S · 53° high

SETS16:12

Reaches about 53° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · Good height

RISES17:39

BEST TIME23:49S · 40° high

SETS05:59

Reaches about 40° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES08:24

BEST TIME12:51S · 21° high

SETS17:23

Reaches about 21° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:37

BEST TIME08:17S · 56° high

SETS15:58

Reaches about 56° 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.