OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

31.53°N, 51.32°EAsia/Tehran

Deep Astronomical Night-65.3° (< −18°)

22:46:58

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

Sunset17:24

Civil Dusk17:48

Nautical18:17

Full Dark18:45

Nadir23:49

Dark Ends04:52

Nautical05:20

Civil Dawn05:49

Sunrise06:14

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE57.4°

DISTANCE379,687 km

Moonrise15:36

Moonset04:08

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	-71.5°	315°	Libra	06:22	11:44	16:59	Naked Eye
Jupiter♃	Below Horizon	-2.0	-25.2°	52°	Leo	00:59	07:37	14:19	Naked Eye
Saturn♄	Optimal Visibility	0.3	59.8°	185°	Pisces	16:31	22:36	04:41	Naked Eye
Mars♂	Below Horizon	1.0	-16.9°	55°	Cancer	00:16	07:04	13:54	Naked Eye
Mercury☿	Below Horizon	0.4	-56.9°	280°	Libra	07:56	13:07	18:15	Binoculars
Uranus♅	Optimal Visibility	5.6	44.1°	91°	Taurus	19:11	02:07	09:03	Binoculars
Neptune♆	Optimal Visibility	7.8	56.7°	199°	Pisces	16:05	22:06	04:07	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

RISES15:36

BEST TIME21:48S · 60° high

SETS04:08

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

JupiterNaked Eye · High in the sky

RISES00:59

BEST TIME07:37S · 73° high

SETS14:19

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

RISES16:31

BEST TIME22:36S · 60° high

SETS04:41

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

RISES06:22

BEST TIME11:44S · 40° high

SETS16:59

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

RISES00:16

BEST TIME07:04S · 76° high

SETS13:54

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.