OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

35.14°N, 49.23°EAsia/Tehran

Deep Astronomical Night-50.6° (< −18°)

21:39:13

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 8m of true darkness · 12h 58m total night

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

TRUE DARK SKY WINDOW

Sunset17:28

Civil Dusk17:54

Nautical18:23

Full Dark18:53

Nadir23:57

Dark Ends05:01

Nautical05:31

Civil Dawn06:00

Sunrise06:26

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE56.1°

DISTANCE379,940 km

Moonrise15:45

Moonset04:18

HorizonAbove

LUNAR INTERFERENCE INDEX77% · Heavy Lunar Wash

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

65/100

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	-56.1°	292°	Libra	06:37	11:52	17:01	Naked Eye
Jupiter♃	Below Horizon	-2.0	-33.4°	33°	Leo	01:02	07:46	14:33	Naked Eye
Saturn♄	Optimal Visibility	0.3	53.0°	152°	Pisces	16:38	22:44	04:50	Naked Eye
Mars♂	Below Horizon	1.0	-26.2°	39°	Cancer	00:17	07:12	14:09	Naked Eye
Mercury☿	Below Horizon	0.4	-40.6°	272°	Libra	08:12	13:16	18:16	Binoculars
Uranus♅	Visible Low	5.6	28.4°	83°	Taurus	19:11	02:15	09:20	Binoculars
Neptune♆	Optimal Visibility	7.8	53.5°	165°	Pisces	16:14	22:14	04:15	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

RISES15:45

BEST TIME21:57S · 56° high

SETS04:18

Reaches about 56° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:02

BEST TIME07:46S · 69° high

SETS14:33

Reaches about 69° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:38

BEST TIME22:44S · 56° high

SETS04:50

Reaches about 56° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES06:37

BEST TIME11:52S · 37° high

SETS17:01

Reaches about 37° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:17

BEST TIME07:12S · 73° high

SETS14:09

Reaches about 73° 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.