OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

41.03°N, 37.11°EEurope/Istanbul

Deep Astronomical Night-39.2° (< −18°)

21:08:24

Fri, Oct 23, 2026

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

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

TRUE DARK SKY WINDOW

Sunset17:39

Civil Dusk18:07

Nautical18:39

Full Dark19:11

Nadir00:16

Dark Ends05:20

Nautical05:52

Civil Dawn06:24

Sunrise06:52

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE47.6°

DISTANCE379,943 km

Moonrise16:04

Moonset04:42

HorizonAbove

LUNAR INTERFERENCE INDEX68% · 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 Europe/Istanbul

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-44.9°	287°	Libra	07:07	12:10	17:07	Naked Eye
Jupiter♃	Below Horizon	-2.0	-32.3°	18°	Leo	01:10	08:04	15:01	Naked Eye
Saturn♄	Optimal Visibility	0.3	42.7°	139°	Pisces	16:56	23:02	05:09	Naked Eye
Mars♂	Below Horizon	1.0	-26.5°	26°	Cancer	00:23	07:31	14:41	Naked Eye
Mercury☿	Below Horizon	0.4	-30.8°	268°	Libra	08:46	13:34	18:19	Binoculars
Uranus♅	Visible Low	5.6	19.7°	79°	Taurus	19:14	02:34	09:58	Binoculars
Neptune♆	Optimal Visibility	7.8	44.3°	150°	Pisces	16:32	22:33	04:33	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

RISES16:04

BEST TIME22:17S · 51° high

SETS04:42

Reaches about 51° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:10

BEST TIME08:04S · 63° high

SETS15:01

Reaches about 63° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:56

BEST TIME23:02S · 50° high

SETS05:09

Reaches about 50° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES07:07

BEST TIME12:10S · 31° high

SETS17:07

Reaches about 31° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:23

BEST TIME07:31S · 67° high

SETS14:41

Reaches about 67° 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.