OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

34.11°N, 47.09°EAsia/Tehran

Deep Astronomical Night-27.3° (< −18°)

19:48:57

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 8m of true darkness · 12h 56m total night

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

TRUE DARK SKY WINDOW

Sunset17:38

Civil Dusk18:03

Nautical18:33

Full Dark19:02

Nadir00:06

Dark Ends05:10

Nautical05:39

Civil Dawn06:08

Sunrise06:34

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE44.4°

DISTANCE380,353 km

Moonrise15:53

Moonset04:27

HorizonAbove

LUNAR INTERFERENCE INDEX65% · Heavy Lunar Wash

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

69/100

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	-32.0°	269°	Libra	06:43	12:01	17:11	Naked Eye
Jupiter♃	Below Horizon	-2.0	-41.1°	358°	Leo	01:12	07:58	14:40	Naked Eye
Saturn♄	Optimal Visibility	0.3	36.0°	117°	Pisces	16:47	22:53	04:58	Naked Eye
Mars♂	Below Horizon	1.0	-37.2°	8°	Cancer	00:28	07:21	14:16	Naked Eye
Mercury☿	Below Horizon	0.4	-16.0°	256°	Libra	08:22	13:24	18:27	Binoculars
Uranus♅	Rising / Setting	5.6	4.7°	68°	Taurus	19:22	02:24	09:30	Binoculars
Neptune♆	Optimal Visibility	7.8	40.0°	125°	Pisces	16:22	22:23	04:24	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

RISES15:53

BEST TIME22:06S · 58° high

SETS04:27

Reaches about 58° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:12

BEST TIME07:58S · 70° high

SETS14:40

Reaches about 70° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:47

BEST TIME22:53S · 57° high

SETS04:58

Reaches about 57° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES06:43

BEST TIME12:01S · 38° high

SETS17:11

Reaches about 38° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:28

BEST TIME07:21S · 74° high

SETS14:16

Reaches about 74° 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.