OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

32.54°N, 50.75°EAsia/Tehran

Deep Astronomical Night-28.7° (< −18°)

19:40:37

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

Sunset17:25

Civil Dusk17:50

Nautical18:19

Full Dark18:47

Nadir23:51

Dark Ends04:55

Nautical05:23

Civil Dawn05:52

Sunrise06:17

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE46.4°

DISTANCE380,384 km

Moonrise15:39

Moonset04:11

HorizonAbove

LUNAR INTERFERENCE INDEX67% · 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	-33.3°	269°	Libra	06:26	11:46	17:00	Naked Eye
Jupiter♃	Below Horizon	-2.0	-42.7°	360°	Leo	01:00	07:43	14:23	Naked Eye
Saturn♄	Optimal Visibility	0.3	37.9°	117°	Pisces	16:33	22:38	04:43	Naked Eye
Mars♂	Below Horizon	1.0	-38.6°	10°	Cancer	00:16	07:06	13:58	Naked Eye
Mercury☿	Below Horizon	0.4	-16.9°	256°	Libra	08:04	13:10	18:15	Binoculars
Uranus♅	Rising / Setting	5.6	5.3°	68°	Taurus	19:11	02:09	09:12	Binoculars
Neptune♆	Optimal Visibility	7.8	42.0°	126°	Pisces	16:08	22:08	04:09	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

RISES15:39

BEST TIME21:50S · 59° high

SETS04:11

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

JupiterNaked Eye · High in the sky

RISES01:00

BEST TIME07:43S · 72° high

SETS14:23

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

RISES16:33

BEST TIME22:38S · 59° high

SETS04:43

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

RISES06:26

BEST TIME11:46S · 39° high

SETS17:00

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

RISES00:16

BEST TIME07:06S · 75° high

SETS13:58

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.