OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

30.45°N, 51.12°EAsia/Tehran

Deep Astronomical Night-48.7° (< −18°)

21:12:09

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 7m of true darkness · 12h 48m total night

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

TRUE DARK SKY WINDOW

Sunset17:26

Civil Dusk17:50

Nautical18:18

Full Dark18:46

Nadir23:50

Dark Ends04:53

Nautical05:21

Civil Dawn05:49

Sunrise06:13

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°

DISTANCE380,041 km

Moonrise15:37

Moonset04:09

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	-53.4°	281°	Libra	06:21	11:45	17:02	Naked Eye
Jupiter♃	Below Horizon	-2.0	-39.6°	30°	Leo	01:02	07:38	14:18	Naked Eye
Saturn♄	Optimal Visibility	0.3	54.6°	141°	Pisces	16:32	22:37	04:41	Naked Eye
Mars♂	Below Horizon	1.0	-32.5°	36°	Cancer	00:19	07:05	13:53	Naked Eye
Mercury☿	Below Horizon	0.4	-36.3°	265°	Libra	07:54	13:08	18:18	Binoculars
Uranus♅	Visible Low	5.6	23.6°	79°	Taurus	19:14	02:08	09:02	Binoculars
Neptune♆	Optimal Visibility	7.8	56.5°	154°	Pisces	16:06	22:07	04:08	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

RISES15:37

BEST TIME21:49S · 61° high

SETS04:09

Reaches about 61° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:02

BEST TIME07:38S · 74° high

SETS14:18

Reaches about 74° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:32

BEST TIME22:37S · 61° high

SETS04:41

Reaches about 61° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES06:21

BEST TIME11:45S · 41° high

SETS17:02

Reaches about 41° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:19

BEST TIME07:05S · 77° high

SETS13:53

Reaches about 77° 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.