OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

40.65°N, 3.05°WEurope/Madrid

Nautical Twilight-10.7° (−6° to −12°)

20:16:24

Fri, Oct 23, 2026

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

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

TRUE DARK SKY WINDOW

Sunset19:20

Civil Dusk19:48

Nautical20:20

Full Dark20:51

Nadir01:56

Dark Ends07:01

Nautical07:33

Civil Dawn08:05

Sunrise08:33

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE26.5°

DISTANCE379,913 km

Moonrise17:47

Moonset06:30

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	-16.1°	260°	Libra	08:54	13:50	18:48	Naked Eye
Jupiter♃	Below Horizon	-2.0	-30.7°	334°	Leo	02:51	09:48	16:41	Naked Eye
Saturn♄	Visible Low	0.3	18.4°	104°	Pisces	18:36	00:43	06:49	Naked Eye
Mars♂	Below Horizon	1.0	-29.6°	345°	Cancer	02:04	09:13	16:20	Naked Eye
Mercury☿	Below Horizon	0.4	-2.6°	245°	Libra	10:28	15:14	20:00	Binoculars
Uranus♅	Below Horizon	5.6	-6.2°	55°	Taurus	20:55	04:14	11:37	Binoculars
Neptune♆	Visible Low	7.8	22.5°	111°	Pisces	18:12	00:13	06:14	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

RISES17:47

BEST TIME00:02S · 52° high

SETS06:30

Reaches about 52° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES02:51

BEST TIME09:48S · 64° high

SETS16:41

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

RISES18:36

BEST TIME00:43S · 51° high

SETS06:49

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

RISES08:54

BEST TIME13:50S · 31° high

SETS18:48

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

RISES02:04

BEST TIME09:13S · 67° high

SETS16:20

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.