OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

30.70°N, 52.40°EAsia/Tehran

Deep Astronomical Night-58.8° (< −18°)

21:59:26

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

Sunset17:20

Civil Dusk17:45

Nautical18:13

Full Dark18:41

Nadir23:44

Dark Ends04:48

Nautical05:16

Civil Dawn05:44

Sunrise06:08

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE60.7°

DISTANCE379,864 km

Moonrise15:32

Moonset04:03

HorizonAbove

LUNAR INTERFERENCE INDEX81% · 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	-64.2°	294°	Libra	06:16	11:40	16:56	Naked Eye
Jupiter♃	Below Horizon	-2.0	-32.7°	43°	Leo	00:56	07:33	14:13	Naked Eye
Saturn♄	Optimal Visibility	0.3	59.7°	164°	Pisces	16:27	22:31	04:36	Naked Eye
Mars♂	Below Horizon	1.0	-24.7°	48°	Cancer	00:13	07:00	13:48	Naked Eye
Mercury☿	Below Horizon	0.4	-47.7°	272°	Libra	07:50	13:03	18:13	Binoculars
Uranus♅	Optimal Visibility	5.6	34.8°	85°	Taurus	19:08	02:03	08:57	Binoculars
Neptune♆	Optimal Visibility	7.8	58.9°	179°	Pisces	16:01	22:02	04:02	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

RISES15:32

BEST TIME21:44S · 61° high

SETS04:03

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

JupiterNaked Eye · High in the sky

RISES00:56

BEST TIME07:33S · 74° high

SETS14:13

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

RISES16:27

BEST TIME22:31S · 61° high

SETS04:36

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

RISES06:16

BEST TIME11:40S · 41° high

SETS16:56

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

RISES00:13

BEST TIME07:00S · 77° high

SETS13:48

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.