OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

41.15°N, 4.19°WEurope/Madrid

Nautical Twilight-10.5° (−6° to −12°)

20:19:43

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 10m of true darkness · 13h 14m total night

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

TRUE DARK SKY WINDOW

Sunset19:24

Civil Dusk19:52

Nautical20:24

Full Dark20:56

Nadir02:01

Dark Ends07:06

Nautical07:38

Civil Dawn08:10

Sunrise08:38

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE26.1°

DISTANCE379,901 km

Moonrise17:51

Moonset06:35

HorizonAbove

LUNAR INTERFERENCE INDEX41% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

57/100

Fair Stargazing

Partial haze or lunar wash. Bright clusters, double stars, and prominent planets remain well visible.

CLOUD COVER15%

HUMIDITY50%

VISIBILITY18 km

DEW POINT10.8°C

PLANETARY EPHEMERIS & ALMANAC

Visible Planets Tonight

All times calibrated to Europe/Madrid

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-16.0°	260°	Libra	09:00	13:55	18:51	Naked Eye
Jupiter♃	Below Horizon	-2.0	-30.1°	334°	Leo	02:55	09:52	16:46	Naked Eye
Saturn♄	Visible Low	0.3	18.0°	104°	Pisces	18:40	00:47	06:54	Naked Eye
Mars♂	Below Horizon	1.0	-29.0°	344°	Cancer	02:07	09:17	16:26	Naked Eye
Mercury☿	Below Horizon	0.4	-2.6°	245°	Libra	10:34	15:19	20:04	Binoculars
Uranus♅	Below Horizon	5.6	-6.1°	54°	Taurus	20:58	04:18	11:43	Binoculars
Neptune♆	Visible Low	7.8	22.1°	111°	Pisces	18:17	00:17	06:18	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

RISES17:51

BEST TIME00:07S · 51° high

SETS06:35

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

JupiterNaked Eye · High in the sky

RISES02:55

BEST TIME09:52S · 63° high

SETS16:46

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

RISES18:40

BEST TIME00:47S · 50° high

SETS06:54

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

RISES09:00

BEST TIME13:55S · 31° high

SETS18:51

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

RISES02:07

BEST TIME09:17S · 67° high

SETS16:26

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.