OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

36.60°N, 4.62°EAfrica/Algiers

Daylight+2.2°

17:40:49

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 9m of true darkness · 13h 2m total night

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

TRUE DARK SKY WINDOW

Sunset17:55

Civil Dusk18:21

Nautical18:51

Full Dark19:21

Nadir00:26

Dark Ends05:30

Nautical06:00

Civil Dawn06:30

Sunrise06:57

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE15.8°

DISTANCE380,271 km

Moonrise16:16

Moonset04:56

HorizonAbove

LUNAR INTERFERENCE INDEX25% · Minimal Lunar Glare

Sky background remains dark; faint nebulae and distant galaxies are distinct.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

33/100

Challenging Stargazing

High cloud cover or severe light interference. Recommend bright planetary observation or indoor planning.

CLOUD COVER15%

HUMIDITY50%

VISIBILITY18 km

DEW POINT10.8°C

PLANETARY EPHEMERIS & ALMANAC

Visible Planets Tonight

All times calibrated to Africa/Algiers

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-2.7°	250°	Libra	07:15	12:20	17:26	Naked Eye
Jupiter♃	Below Horizon	-2.0	-26.8°	317°	Leo	01:28	08:17	15:03	Naked Eye
Saturn♄	Rising / Setting	0.3	6.5°	93°	Pisces	17:06	23:12	05:18	Naked Eye
Mars♂	Below Horizon	1.0	-28.0°	327°	Cancer	00:43	07:42	14:40	Naked Eye
Mercury☿	Rising / Setting	0.4	9.9°	235°	Libra	08:47	13:44	18:40	Binoculars
Uranus♅	Below Horizon	5.6	-18.6°	43°	Taurus	19:35	02:43	09:55	Binoculars
Neptune♆	Visible Low	7.8	11.3°	99°	Pisces	16:42	22:42	04:43	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

RISES16:16

BEST TIME22:31S · 56° high

SETS04:56

Reaches about 56° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES01:28

BEST TIME08:17S · 68° high

SETS15:03

Reaches about 68° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:06

BEST TIME23:12S · 55° high

SETS05:18

Reaches about 55° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES07:15

BEST TIME12:20S · 35° high

SETS17:26

Reaches about 35° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:43

BEST TIME07:42S · 71° high

SETS14:40

Reaches about 71° 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.