OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

40.34°N, 41.86°EEurope/Istanbul

Deep Astronomical Night-31.2° (< −18°)

20:04:24

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 9m of true darkness · 13h 11m total night

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

TRUE DARK SKY WINDOW

Sunset17:21

Civil Dusk17:49

Nautical18:20

Full Dark18:52

Nadir23:57

Dark Ends05:01

Nautical05:33

Civil Dawn06:05

Sunrise06:32

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE43.4°

DISTANCE380,182 km

Moonrise15:44

Moonset04:21

HorizonAbove

LUNAR INTERFERENCE INDEX64% · Heavy Lunar Wash

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

69/100

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	-36.6°	278°	Libra	06:47	11:52	16:49	Naked Eye
Jupiter♃	Below Horizon	-2.0	-34.7°	5°	Leo	00:53	07:45	14:41	Naked Eye
Saturn♄	Optimal Visibility	0.3	36.9°	127°	Pisces	16:37	22:43	04:50	Naked Eye
Mars♂	Below Horizon	1.0	-30.1°	14°	Cancer	00:05	07:12	14:20	Naked Eye
Mercury☿	Below Horizon	0.4	-22.1°	261°	Libra	08:28	13:15	18:02	Binoculars
Uranus♅	Visible Low	5.6	11.3°	72°	Taurus	18:57	02:15	09:37	Binoculars
Neptune♆	Optimal Visibility	7.8	39.7°	136°	Pisces	16:13	22:14	04:14	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

RISES15:44

BEST TIME21:57S · 51° high

SETS04:21

Reaches about 51° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES00:53

BEST TIME07:45S · 64° high

SETS14:41

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

RISES16:37

BEST TIME22:43S · 51° high

SETS04:50

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

RISES06:47

BEST TIME11:52S · 32° high

SETS16:49

Reaches about 32° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:05

BEST TIME07:12S · 68° high

SETS14:20

Reaches about 68° 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.