OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

28.43°N, 53.12°EAsia/Tehran

Deep Astronomical Night-45.6° (< −18°)

20:47:04

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 5m of true darkness · 12h 43m total night

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

TRUE DARK SKY WINDOW

Sunset17:20

Civil Dusk17:44

Nautical18:11

Full Dark18:39

Nadir23:41

Dark Ends04:44

Nautical05:12

Civil Dawn05:39

Sunrise06:03

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE60.1°

DISTANCE380,135 km

Moonrise15:29

Moonset04:00

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	-50.0°	276°	Libra	06:09	11:37	16:57	Naked Eye
Jupiter♃	Below Horizon	-2.0	-43.2°	25°	Leo	00:56	07:30	14:07	Naked Eye
Saturn♄	Optimal Visibility	0.3	53.6°	133°	Pisces	16:24	22:29	04:33	Naked Eye
Mars♂	Below Horizon	1.0	-36.3°	33°	Cancer	00:14	06:57	13:41	Naked Eye
Mercury☿	Below Horizon	0.4	-32.4°	262°	Libra	07:42	13:00	18:14	Binoculars
Uranus♅	Visible Low	5.6	19.6°	76°	Taurus	19:10	02:00	08:53	Binoculars
Neptune♆	Optimal Visibility	7.8	56.4°	146°	Pisces	15:58	21:59	04:00	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

RISES15:29

BEST TIME21:41S · 63° high

SETS04:00

Reaches about 63° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES00:56

BEST TIME07:30S · 76° high

SETS14:07

Reaches about 76° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:24

BEST TIME22:29S · 63° high

SETS04:33

Reaches about 63° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES06:09

BEST TIME11:37S · 43° high

SETS16:57

Reaches about 43° 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 TIME06:57S · 79° high

SETS13:41

Reaches about 79° 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.