OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

19.28°S, 68.64°WAmerica/Santiago

Daylight+53.6°

15:46:58

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM8h 48m of true darkness · 11h 19m total night

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

TRUE DARK SKY WINDOW

Sunset19:38

Civil Dusk20:01

Nautical20:27

Full Dark20:54

Nadir01:18

Dark Ends05:42

Nautical06:09

Civil Dawn06:35

Sunrise06:58

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE-22.9°

DISTANCE379,799 km

Moonrise17:26

Moonset05:00

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	53.2°	266°	Libra	06:45	13:12	19:38	Naked Eye
Jupiter♃	Below Horizon	-2.0	-12.9°	281°	Leo	03:25	09:09	14:51	Naked Eye
Saturn♄	Below Horizon	0.3	-32.7°	101°	Pisces	18:05	00:04	06:08	Naked Eye
Mars♂	Below Horizon	1.0	-21.8°	282°	Cancer	02:57	08:35	14:11	Naked Eye
Mercury☿	Optimal Visibility	0.4	73.4°	261°	Libra	08:04	14:36	21:08	Binoculars
Uranus♅	Below Horizon	5.6	-87.3°	51°	Taurus	22:05	03:35	09:10	Binoculars
Neptune♆	Below Horizon	7.8	-25.1°	100°	Pisces	17:33	23:35	05:40	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

RISES17:26

BEST TIME23:33N · 66° high

SETS05:00

Reaches about 66° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES03:25

BEST TIME09:09N · 56° high

SETS14:51

Reaches about 56° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES18:05

BEST TIME00:04N · 69° high

SETS06:08

Reaches about 69° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES06:45

BEST TIME13:12N · 89° high

SETS19:38

Reaches about 89° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES02:57

BEST TIME08:35N · 53° high

SETS14:11

Reaches about 53° 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.