OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

26.45°N, 58.08°EAsia/Tehran

Deep Astronomical Night-46.9° (< −18°)

20:31:07

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 4m of true darkness · 12h 39m total night

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

TRUE DARK SKY WINDOW

Sunset17:02

Civil Dusk17:26

Nautical17:53

Full Dark18:20

Nadir23:22

Dark Ends04:24

Nautical04:51

Civil Dawn05:18

Sunrise05:41

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE62.3°

DISTANCE380,195 km

Moonrise15:09

Moonset03:38

HorizonAbove

LUNAR INTERFERENCE INDEX82% · Heavy Lunar Wash

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

63/100

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	-51.0°	274°	Libra	05:46	11:17	16:41	Naked Eye
Jupiter♃	Below Horizon	-2.0	-44.6°	27°	Leo	00:39	07:10	13:45	Naked Eye
Saturn♄	Optimal Visibility	0.3	55.6°	133°	Pisces	16:04	22:09	04:13	Naked Eye
Mars♂	Below Horizon	1.0	-37.5°	35°	Cancer	23:58	06:37	13:18	Naked Eye
Mercury☿	Below Horizon	0.4	-32.9°	261°	Libra	07:19	12:40	17:59	Binoculars
Uranus♅	Visible Low	5.6	19.9°	76°	Taurus	18:54	01:40	08:26	Binoculars
Neptune♆	Optimal Visibility	7.8	58.5°	146°	Pisces	15:38	21:39	03:40	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

RISES15:09

BEST TIME21:20S · 65° high

SETS03:38

Reaches about 65° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES00:39

BEST TIME07:10S · 78° high

SETS13:45

Reaches about 78° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:04

BEST TIME22:09S · 65° high

SETS04:13

Reaches about 65° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES05:46

BEST TIME11:17S · 45° high

SETS16:41

Reaches about 45° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES23:58

BEST TIME06:37S · 81° high

SETS13:18

Reaches about 81° 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.