OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

35.73°S, 72.53°WAmerica/Santiago

Daylight+65.8°

13:33:56

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM7h 39m of true darkness · 10h 43m total night

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

TRUE DARK SKY WINDOW

Sunset20:12

Civil Dusk20:39

Nautical21:11

Full Dark21:44

Nadir01:34

Dark Ends05:23

Nautical05:57

Civil Dawn06:28

Sunrise06:55

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-45.9°

DISTANCE380,297 km

Moonrise17:46

Moonset05:16

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	72.2°	355°	Libra	06:32	13:27	20:22	Naked Eye
Jupiter♃	Visible Low	-2.0	12.8°	298°	Leo	04:05	09:25	14:45	Naked Eye
Saturn♄	Below Horizon	0.3	-51.6°	150°	Pisces	18:22	00:20	06:22	Naked Eye
Mars♂	Rising / Setting	1.0	4.4°	296°	Cancer	03:42	08:50	13:59	Naked Eye
Mercury☿	Optimal Visibility	0.4	67.4°	54°	Libra	07:46	14:52	21:58	Binoculars
Uranus♅	Below Horizon	5.6	-55.9°	254°	Taurus	22:53	03:55	08:53	Binoculars
Neptune♆	Below Horizon	7.8	-46.5°	141°	Pisces	17:47	23:50	05:57	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

RISES17:46

BEST TIME23:49N · 49° high

SETS05:16

Reaches about 49° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · Good height

RISES04:05

BEST TIME09:25N · 40° high

SETS14:45

Reaches about 40° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES18:22

BEST TIME00:20N · 53° high

SETS06:22

Reaches about 53° 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 TIME13:27N · 72° high

SETS20:22

Reaches about 72° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · Good height

RISES03:42

BEST TIME08:50N · 36° high

SETS13:59

Reaches about 36° 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.