OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

27.21°N, 53.66°EAsia/Tehran

Deep Astronomical Night-46.6° (< −18°)

20:48:12

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

Sunset17:19

Civil Dusk17:43

Nautical18:10

Full Dark18:37

Nadir23:39

Dark Ends04:42

Nautical05:09

Civil Dawn05:36

Sunrise06:00

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE61.5°

DISTANCE380,131 km

Moonrise15:27

Moonset03:57

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	-50.8°	275°	Libra	06:05	11:35	16:57	Naked Eye
Jupiter♃	Below Horizon	-2.0	-43.9°	27°	Leo	00:56	07:28	14:03	Naked Eye
Saturn♄	Optimal Visibility	0.3	55.0°	133°	Pisces	16:22	22:26	04:31	Naked Eye
Mars♂	Below Horizon	1.0	-36.9°	34°	Cancer	00:14	06:55	13:37	Naked Eye
Mercury☿	Below Horizon	0.4	-32.9°	262°	Libra	07:38	12:58	18:15	Binoculars
Uranus♅	Visible Low	5.6	20.0°	76°	Taurus	19:11	01:58	08:49	Binoculars
Neptune♆	Optimal Visibility	7.8	57.8°	146°	Pisces	15:56	21:57	03:57	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

RISES15:27

BEST TIME21:38S · 64° high

SETS03:57

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

JupiterNaked Eye · High in the sky

RISES00:56

BEST TIME07:28S · 77° high

SETS14:03

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

RISES16:22

BEST TIME22:26S · 64° high

SETS04:31

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

RISES06:05

BEST TIME11:35S · 45° high

SETS16:57

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

RISES00:14

BEST TIME06:55S · 81° high

SETS13:37

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.