OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

22.32°S, 27.83°EAfrica/Gaborone

Nautical Twilight-7.1° (−6° to −12°)

18:46:44

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM8h 38m of true darkness · 11h 14m total night

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

TRUE DARK SKY WINDOW

Sunset18:15

Civil Dusk18:38

Nautical19:06

Full Dark19:33

Nadir23:52

Dark Ends04:11

Nautical04:39

Civil Dawn05:06

Sunrise05:29

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE38.6°

DISTANCE380,249 km

Moonrise15:46

Moonset03:59

HorizonAbove

LUNAR INTERFERENCE INDEX58% · Moderate Lunar Glow

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

51/100

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 Africa/Gaborone

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-5.9°	247°	Libra	05:10	11:47	18:19	Naked Eye
Jupiter♃	Below Horizon	-2.0	-74.3°	242°	Leo	02:03	07:44	13:22	Naked Eye
Saturn♄	Visible Low	0.3	28.3°	75°	Pisces	16:40	22:39	04:39	Naked Eye
Mars♂	Below Horizon	1.0	-83.1°	231°	Cancer	01:36	07:10	12:41	Naked Eye
Mercury☿	Visible Low	0.4	13.2°	252°	Libra	06:30	13:11	19:49	Binoculars
Uranus♅	Below Horizon	5.6	-26.4°	77°	Taurus	20:45	02:11	07:40	Binoculars
Neptune♆	Optimal Visibility	7.8	35.8°	73°	Pisces	16:08	22:10	04:12	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

RISES15:46

BEST TIME21:55N · 65° high

SETS03:59

Reaches about 65° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Moderate Lunar Glow.

JupiterNaked Eye · High in the sky

RISES02:03

BEST TIME07:44N · 53° high

SETS13:22

Reaches about 53° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:40

BEST TIME22:39N · 66° high

SETS04:39

Reaches about 66° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES05:10

BEST TIME11:47N · 86° high

SETS18:19

Reaches about 86° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES01:36

BEST TIME07:10N · 50° high

SETS12:41

Reaches about 50° 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.