OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

27.32°N, 59.30°EAsia/Tehran

Deep Astronomical Night-43.4° (< −18°)

20:10:57

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 5m of true darkness · 12h 41m total night

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

TRUE DARK SKY WINDOW

Sunset16:56

Civil Dusk17:20

Nautical17:47

Full Dark18:14

Nadir23:17

Dark Ends04:19

Nautical04:46

Civil Dawn05:14

Sunrise05:37

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE59.8°

DISTANCE380,270 km

Moonrise15:04

Moonset03:33

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	-47.5°	273°	Libra	05:43	11:12	16:35	Naked Eye
Jupiter♃	Below Horizon	-2.0	-45.2°	22°	Leo	00:33	07:05	13:41	Naked Eye
Saturn♄	Optimal Visibility	0.3	52.4°	129°	Pisces	16:00	22:04	04:08	Naked Eye
Mars♂	Below Horizon	1.0	-38.6°	30°	Cancer	23:51	06:32	13:15	Naked Eye
Mercury☿	Below Horizon	0.4	-29.7°	260°	Libra	07:16	12:36	17:52	Binoculars
Uranus♅	Visible Low	5.6	16.8°	75°	Taurus	18:48	01:35	08:27	Binoculars
Neptune♆	Optimal Visibility	7.8	55.7°	140°	Pisces	15:33	21:34	03:35	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

RISES15:04

BEST TIME21:15S · 64° high

SETS03:33

Reaches about 64° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES00:33

BEST TIME07:05S · 77° high

SETS13:41

Reaches about 77° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:00

BEST TIME22:04S · 64° high

SETS04:08

Reaches about 64° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES05:43

BEST TIME11:12S · 45° high

SETS16:35

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

RISES23:51

BEST TIME06:32S · 81° high

SETS13:15

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.