OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

36.24°N, 48.55°EAsia/Tehran

Deep Astronomical Night-29.5° (< −18°)

19:55:05

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 9m of true darkness · 13h 1m total night

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

TRUE DARK SKY WINDOW

Sunset17:29

Civil Dusk17:56

Nautical18:26

Full Dark18:55

Nadir00:00

Dark Ends05:04

Nautical05:34

Civil Dawn06:04

Sunrise06:30

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE44.8°

DISTANCE380,330 km

Moonrise15:47

Moonset04:22

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	-34.4°	272°	Libra	06:42	11:55	17:01	Naked Eye
Jupiter♃	Below Horizon	-2.0	-39.0°	1°	Leo	01:03	07:48	14:37	Naked Eye
Saturn♄	Optimal Visibility	0.3	37.1°	121°	Pisces	16:41	22:47	04:53	Naked Eye
Mars♂	Below Horizon	1.0	-34.7°	11°	Cancer	00:18	07:15	14:14	Naked Eye
Mercury☿	Below Horizon	0.4	-18.9°	258°	Libra	08:21	13:19	18:16	Binoculars
Uranus♅	Rising / Setting	5.6	7.7°	69°	Taurus	19:11	02:18	09:29	Binoculars
Neptune♆	Optimal Visibility	7.8	40.6°	130°	Pisces	16:16	22:17	04:18	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

RISES15:47

BEST TIME22:00S · 55° high

SETS04:22

Reaches about 55° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:03

BEST TIME07:48S · 68° high

SETS14:37

Reaches about 68° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:41

BEST TIME22:47S · 55° high

SETS04:53

Reaches about 55° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES06:42

BEST TIME11:55S · 36° high

SETS17:01

Reaches about 36° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:18

BEST TIME07:15S · 72° high

SETS14:14

Reaches about 72° 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.