OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

40.77°N, 29.37°EEurope/Istanbul

Deep Astronomical Night-37.8° (< −18°)

21:30:54

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

Sunset18:10

Civil Dusk18:38

Nautical19:10

Full Dark19:42

Nadir00:47

Dark Ends05:51

Nautical06:23

Civil Dawn06:55

Sunrise07:23

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE47.1°

DISTANCE379,859 km

Moonrise16:35

Moonset05:14

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	-43.4°	285°	Libra	07:38	12:41	17:38	Naked Eye
Jupiter♃	Below Horizon	-2.0	-33.0°	16°	Leo	01:42	08:35	15:32	Naked Eye
Saturn♄	Optimal Visibility	0.3	41.8°	137°	Pisces	17:26	23:33	05:40	Naked Eye
Mars♂	Below Horizon	1.0	-27.4°	24°	Cancer	00:54	08:02	15:11	Naked Eye
Mercury☿	Below Horizon	0.4	-29.2°	267°	Libra	09:16	14:05	18:51	Binoculars
Uranus♅	Visible Low	5.6	18.1°	78°	Taurus	19:45	03:04	10:28	Binoculars
Neptune♆	Optimal Visibility	7.8	43.7°	147°	Pisces	17:03	23:04	05:04	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

RISES16:35

BEST TIME22:49S · 51° high

SETS05:14

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

JupiterNaked Eye · High in the sky

RISES01:42

BEST TIME08:35S · 64° high

SETS15:32

Reaches about 64° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:26

BEST TIME23:33S · 51° high

SETS05:40

Reaches about 51° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES07:38

BEST TIME12:41S · 31° high

SETS17:38

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

RISES00:54

BEST TIME08:02S · 67° high

SETS15:11

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.