OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

35.02°N, 50.36°EAsia/Tehran

Deep Astronomical Night-54.0° (< −18°)

21:53:49

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 8m of true darkness · 12h 58m total night

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

TRUE DARK SKY WINDOW

Sunset17:24

Civil Dusk17:49

Nautical18:19

Full Dark18:48

Nadir23:53

Dark Ends04:57

Nautical05:26

Civil Dawn05:56

Sunrise06:22

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE56.5°

DISTANCE379,885 km

Moonrise15:40

Moonset04:14

HorizonAbove

LUNAR INTERFERENCE INDEX77% · Heavy Lunar Wash

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

65/100

Good Stargazing

Fine observing conditions. Open star clusters and nebulae will exhibit crisp structure.

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	-59.7°	297°	Libra	06:32	11:48	16:57	Naked Eye
Jupiter♃	Below Horizon	-2.0	-31.2°	38°	Leo	00:58	07:41	14:28	Naked Eye
Saturn♄	Optimal Visibility	0.3	54.7°	160°	Pisces	16:34	22:40	04:45	Naked Eye
Mars♂	Below Horizon	1.0	-23.7°	43°	Cancer	00:13	07:08	14:04	Naked Eye
Mercury☿	Below Horizon	0.4	-44.5°	275°	Libra	08:07	13:11	18:11	Binoculars
Uranus♅	Optimal Visibility	5.6	32.3°	86°	Taurus	19:07	02:11	09:15	Binoculars
Neptune♆	Optimal Visibility	7.8	54.4°	173°	Pisces	16:09	22:10	04:11	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

RISES15:40

BEST TIME21:52S · 57° high

SETS04:14

Reaches about 57° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES00:58

BEST TIME07:41S · 69° high

SETS14:28

Reaches about 69° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:34

BEST TIME22:40S · 56° high

SETS04:45

Reaches about 56° 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 TIME11:48S · 37° high

SETS16:57

Reaches about 37° 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 TIME07:08S · 73° high

SETS14:04

Reaches about 73° 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.