OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

29.26°N, 50.33°EAsia/Tehran

Deep Astronomical Night-46.2° (< −18°)

21:01:41

Fri, Oct 23, 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

Sunset17:30

Civil Dusk17:54

Nautical18:22

Full Dark18:50

Nadir23:53

Dark Ends04:56

Nautical05:23

Civil Dawn05:51

Sunrise06:15

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE59.7°

DISTANCE380,080 km

Moonrise15:40

Moonset04:12

HorizonAbove

LUNAR INTERFERENCE INDEX80% · Heavy Lunar Wash

Bright moonlight washes out deep sky targets. Focus on lunar craters and bright planets.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

64/100

Fair Stargazing

Partial haze or lunar wash. Bright clusters, double stars, and prominent planets remain well visible.

CLOUD COVER15%

HUMIDITY50%

VISIBILITY18 km

DEW POINT10.8°C

PLANETARY EPHEMERIS & ALMANAC

Visible Planets Tonight

All times calibrated to Asia/Tehran

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-50.7°	277°	Libra	06:22	11:48	17:07	Naked Eye
Jupiter♃	Below Horizon	-2.0	-42.1°	26°	Leo	01:06	07:41	14:20	Naked Eye
Saturn♄	Optimal Visibility	0.3	53.6°	135°	Pisces	16:35	22:40	04:44	Naked Eye
Mars♂	Below Horizon	1.0	-35.2°	34°	Cancer	00:24	07:08	13:54	Naked Eye
Mercury☿	Below Horizon	0.4	-33.2°	263°	Libra	07:55	13:11	18:24	Binoculars
Uranus♅	Visible Low	5.6	20.5°	77°	Taurus	19:20	02:11	09:06	Binoculars
Neptune♆	Optimal Visibility	7.8	56.1°	148°	Pisces	16:09	22:10	04:11	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

RISES15:40

BEST TIME21:52S · 62° high

SETS04:12

Reaches about 62° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:06

BEST TIME07:41S · 75° high

SETS14:20

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

RISES16:35

BEST TIME22:40S · 62° high

SETS04:44

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

RISES06:22

BEST TIME11:48S · 43° high

SETS17:07

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

RISES00:24

BEST TIME07:08S · 79° high

SETS13:54

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.