OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

40.21°N, 39.65°EEurope/Istanbul

Deep Astronomical Night-21.8° (< −18°)

19:23:33

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

Sunset17:30

Civil Dusk17:58

Nautical18:29

Full Dark19:01

Nadir00:06

Dark Ends05:10

Nautical05:42

Civil Dawn06:13

Sunrise06:41

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE36.6°

DISTANCE380,336 km

Moonrise15:53

Moonset04:31

HorizonAbove

LUNAR INTERFERENCE INDEX55% · Moderate Lunar Glow

Milky Way contrast is softened. Bright open clusters and double stars are optimal.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

73/100

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	-27.0°	269°	Libra	06:55	12:00	16:58	Naked Eye
Jupiter♃	Below Horizon	-2.0	-34.5°	350°	Leo	01:02	07:57	14:50	Naked Eye
Saturn♄	Visible Low	0.3	28.8°	115°	Pisces	16:46	22:52	04:59	Naked Eye
Mars♂	Below Horizon	1.0	-31.5°	0°	Cancer	00:15	07:21	14:29	Naked Eye
Mercury☿	Below Horizon	0.4	-12.8°	254°	Libra	08:37	13:24	18:11	Binoculars
Uranus♅	Rising / Setting	5.6	2.6°	64°	Taurus	19:06	02:24	09:45	Binoculars
Neptune♆	Optimal Visibility	7.8	32.4°	123°	Pisces	16:22	22:23	04:23	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

RISES15:53

BEST TIME22:06S · 51° high

SETS04:31

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

JupiterNaked Eye · High in the sky

RISES01:02

BEST TIME07:57S · 64° high

SETS14:50

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

RISES16:46

BEST TIME22:52S · 51° high

SETS04:59

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

RISES06:55

BEST TIME12:00S · 32° high

SETS16:58

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

RISES00:15

BEST TIME07:21S · 68° high

SETS14:29

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.