OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

32.56°N, 51.57°EAsia/Tehran

Deep Astronomical Night-31.7° (< −18°)

19:51:20

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 7m of true darkness · 12h 52m total night

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

TRUE DARK SKY WINDOW

Sunset17:22

Civil Dusk17:47

Nautical18:15

Full Dark18:44

Nadir23:48

Dark Ends04:51

Nautical05:20

Civil Dawn05:49

Sunrise06:14

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE48.6°

DISTANCE380,344 km

Moonrise15:35

Moonset04:08

HorizonAbove

LUNAR INTERFERENCE INDEX69% · Heavy Lunar Wash

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

68/100

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	-36.3°	271°	Libra	06:23	11:43	16:56	Naked Eye
Jupiter♃	Below Horizon	-2.0	-42.6°	4°	Leo	00:57	07:36	14:19	Naked Eye
Saturn♄	Optimal Visibility	0.3	40.4°	120°	Pisces	16:29	22:35	04:40	Naked Eye
Mars♂	Below Horizon	1.0	-37.9°	14°	Cancer	00:13	07:03	13:55	Naked Eye
Mercury☿	Below Horizon	0.4	-19.8°	258°	Libra	08:01	13:06	18:12	Binoculars
Uranus♅	Rising / Setting	5.6	8.0°	70°	Taurus	19:07	02:06	09:08	Binoculars
Neptune♆	Optimal Visibility	7.8	44.3°	129°	Pisces	16:04	22:05	04:06	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

RISES15:35

BEST TIME21:47S · 59° high

SETS04:08

Reaches about 59° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES00:57

BEST TIME07:36S · 72° high

SETS14:19

Reaches about 72° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:29

BEST TIME22:35S · 59° high

SETS04:40

Reaches about 59° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES06:23

BEST TIME11:43S · 39° high

SETS16:56

Reaches about 39° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:13

BEST TIME07:03S · 75° high

SETS13:55

Reaches about 75° 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.