OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

28.21°N, 55.12°EAsia/Tehran

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

20:28:35

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

Sunset17:12

Civil Dusk17:36

Nautical18:04

Full Dark18:31

Nadir23:34

Dark Ends04:36

Nautical05:03

Civil Dawn05:31

Sunrise05:55

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE59.1°

DISTANCE380,204 km

Moonrise15:21

Moonset03:51

HorizonAbove

LUNAR INTERFERENCE INDEX79% · 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	-47.7°	274°	Libra	06:01	11:29	16:50	Naked Eye
Jupiter♃	Below Horizon	-2.0	-44.3°	22°	Leo	00:49	07:22	13:59	Naked Eye
Saturn♄	Optimal Visibility	0.3	52.0°	130°	Pisces	16:16	22:21	04:25	Naked Eye
Mars♂	Below Horizon	1.0	-37.7°	30°	Cancer	00:07	06:49	13:33	Naked Eye
Mercury☿	Below Horizon	0.4	-30.0°	261°	Libra	07:34	12:52	18:07	Binoculars
Uranus♅	Visible Low	5.6	17.3°	75°	Taurus	19:03	01:52	08:45	Binoculars
Neptune♆	Optimal Visibility	7.8	55.2°	142°	Pisces	15:50	21:51	03:52	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

RISES15:21

BEST TIME21:32S · 63° high

SETS03:51

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

JupiterNaked Eye · High in the sky

RISES00:49

BEST TIME07:22S · 76° high

SETS13:59

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

RISES16:16

BEST TIME22:21S · 63° high

SETS04:25

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

RISES06:01

BEST TIME11:29S · 44° high

SETS16:50

Reaches about 44° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:07

BEST TIME06:49S · 80° high

SETS13:33

Reaches about 80° 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.