OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

34.50°N, 60.00°EAsia/Tehran

Deep Astronomical Night-61.2° (< −18°)

21:59:20

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 8m of true darkness · 12h 57m total night

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

TRUE DARK SKY WINDOW

Sunset16:46

Civil Dusk17:11

Nautical17:41

Full Dark18:10

Nadir23:14

Dark Ends04:18

Nautical04:47

Civil Dawn05:17

Sunrise05:42

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE55.4°

DISTANCE379,865 km

Moonrise15:01

Moonset03:33

HorizonAbove

LUNAR INTERFERENCE INDEX76% · 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	-67.5°	313°	Libra	05:53	11:09	16:19	Naked Eye
Jupiter♃	Below Horizon	-2.0	-25.4°	48°	Leo	00:20	07:03	13:49	Naked Eye
Saturn♄	Optimal Visibility	0.3	56.9°	179°	Pisces	15:56	22:01	04:07	Naked Eye
Mars♂	Below Horizon	1.0	-17.3°	52°	Cancer	23:36	06:29	13:25	Naked Eye
Mercury☿	Below Horizon	0.4	-53.6°	282°	Libra	07:28	12:33	17:34	Binoculars
Uranus♅	Optimal Visibility	5.6	41.3°	91°	Taurus	18:29	01:32	08:35	Binoculars
Neptune♆	Optimal Visibility	7.8	54.5°	192°	Pisces	15:31	21:31	03:32	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

RISES15:01

BEST TIME21:12S · 57° high

SETS03:33

Reaches about 57° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES00:20

BEST TIME07:03S · 70° high

SETS13:49

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

RISES15:56

BEST TIME22:01S · 57° high

SETS04:07

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

RISES05:53

BEST TIME11:09S · 37° high

SETS16:19

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

RISES23:36

BEST TIME06:29S · 73° high

SETS13:25

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.