OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

37.61°S, 73.65°WAmerica/Santiago

Daylight+63.4°

13:14:47

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM7h 28m of true darkness · 10h 37m total night

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

TRUE DARK SKY WINDOW

Sunset20:19

Civil Dusk20:47

Nautical21:20

Full Dark21:54

Nadir01:38

Dark Ends05:22

Nautical05:57

Civil Dawn06:29

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%

ALTITUDE-47.5°

DISTANCE380,368 km

Moonrise17:52

Moonset05:21

HorizonBelow

LUNAR INTERFERENCE INDEX0% · Minimal Lunar Glare

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

42/100

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 America/Santiago

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Optimal Visibility	-4.3	70.0°	12°	Libra	06:32	13:32	20:31	Naked Eye
Jupiter♃	Visible Low	-2.0	15.9°	303°	Leo	04:13	09:29	14:46	Naked Eye
Saturn♄	Below Horizon	0.3	-51.9°	160°	Pisces	18:27	00:24	06:26	Naked Eye
Mars♂	Rising / Setting	1.0	7.7°	300°	Cancer	03:50	08:55	14:00	Naked Eye
Mercury☿	Optimal Visibility	0.4	62.4°	60°	Libra	07:45	14:56	22:07	Binoculars
Uranus♅	Below Horizon	5.6	-50.8°	256°	Taurus	23:02	03:59	08:53	Binoculars
Neptune♆	Below Horizon	7.8	-47.6°	150°	Pisces	17:51	23:55	06:02	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

RISES17:52

BEST TIME23:54N · 47° high

SETS05:21

Reaches about 47° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · Good height

RISES04:13

BEST TIME09:29N · 38° high

SETS14:46

Reaches about 38° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES18:27

BEST TIME00:24N · 51° high

SETS06:26

Reaches about 51° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES06:32

BEST TIME13:32N · 70° high

SETS20:31

Reaches about 70° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · Good height

RISES03:50

BEST TIME08:55N · 35° high

SETS14:00

Reaches about 35° 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.