OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

39.12°N, 35.71°EEurope/Istanbul

Deep Astronomical Night-43.7° (< −18°)

21:35:01

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 9m of true darkness · 13h 8m total night

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

TRUE DARK SKY WINDOW

Sunset17:47

Civil Dusk18:14

Nautical18:46

Full Dark19:17

Nadir00:21

Dark Ends05:26

Nautical05:57

Civil Dawn06:28

Sunrise06:55

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE50.9°

DISTANCE379,843 km

Moonrise16:09

Moonset04:47

HorizonAbove

LUNAR INTERFERENCE INDEX72% · Heavy Lunar Wash

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

67/100

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	-49.3°	290°	Libra	07:09	12:16	17:16	Naked Eye
Jupiter♃	Below Horizon	-2.0	-32.6°	24°	Leo	01:19	08:10	15:03	Naked Eye
Saturn♄	Optimal Visibility	0.3	46.7°	145°	Pisces	17:02	23:08	05:14	Naked Eye
Mars♂	Below Horizon	1.0	-26.3°	32°	Cancer	00:33	07:36	14:42	Naked Eye
Mercury☿	Below Horizon	0.4	-34.8°	271°	Libra	08:46	13:40	18:30	Binoculars
Uranus♅	Visible Low	5.6	23.4°	81°	Taurus	19:24	02:39	09:58	Binoculars
Neptune♆	Optimal Visibility	7.8	47.9°	156°	Pisces	16:38	22:38	04:39	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

RISES16:09

BEST TIME22:22S · 53° high

SETS04:47

Reaches about 53° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:19

BEST TIME08:10S · 65° high

SETS15:03

Reaches about 65° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:02

BEST TIME23:08S · 52° high

SETS05:14

Reaches about 52° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES07:09

BEST TIME12:16S · 33° high

SETS17:16

Reaches about 33° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:33

BEST TIME07:36S · 69° high

SETS14:42

Reaches about 69° 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.