OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

31.49°N, 48.87°EAsia/Tehran

Deep Astronomical Night-46.1° (< −18°)

21:10:11

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 7m of true darkness · 12h 50m total night

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

TRUE DARK SKY WINDOW

Sunset17:34

Civil Dusk17:58

Nautical18:27

Full Dark18:55

Nadir23:59

Dark Ends05:02

Nautical05:30

Civil Dawn05:59

Sunrise06:23

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE57.9°

DISTANCE380,048 km

Moonrise15:46

Moonset04:18

HorizonAbove

LUNAR INTERFERENCE INDEX78% · 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	-50.9°	281°	Libra	06:32	11:54	17:09	Naked Eye
Jupiter♃	Below Horizon	-2.0	-39.8°	26°	Leo	01:09	07:47	14:29	Naked Eye
Saturn♄	Optimal Visibility	0.3	52.3°	138°	Pisces	16:40	22:46	04:51	Naked Eye
Mars♂	Below Horizon	1.0	-33.0°	33°	Cancer	00:26	07:14	14:04	Naked Eye
Mercury☿	Below Horizon	0.4	-34.0°	265°	Libra	08:06	13:17	18:25	Binoculars
Uranus♅	Visible Low	5.6	21.5°	78°	Taurus	19:21	02:17	09:17	Binoculars
Neptune♆	Optimal Visibility	7.8	54.5°	151°	Pisces	16:15	22:16	04:16	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

RISES15:46

BEST TIME21:58S · 60° high

SETS04:18

Reaches about 60° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:09

BEST TIME07:47S · 73° high

SETS14:29

Reaches about 73° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:40

BEST TIME22:46S · 60° high

SETS04:51

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

VenusNaked Eye · Good height

RISES06:32

BEST TIME11:54S · 40° high

SETS17:09

Reaches about 40° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:26

BEST TIME07:14S · 76° high

SETS14:04

Reaches about 76° 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.