OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

16.08°S, 69.67°WAmerica/Lima

Daylight+85.0°

11:13:53

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM8h 57m of true darkness · 11h 25m total night

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

TRUE DARK SKY WINDOW

Sunset17:40

Civil Dusk18:02

Nautical18:28

Full Dark18:54

Nadir23:22

Dark Ends03:51

Nautical04:17

Civil Dawn04:43

Sunrise05:05

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-58.4°

DISTANCE380,372 km

Moonrise15:30

Moonset03:04

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/Lima

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Optimal Visibility	-4.3	88.0°	164°	Libra	04:53	11:16	17:38	Naked Eye
Jupiter♃	Visible Low	-2.0	23.3°	294°	Leo	01:29	07:14	12:58	Naked Eye
Saturn♄	Below Horizon	0.3	-68.5°	132°	Pisces	16:09	22:08	04:12	Naked Eye
Mars♂	Visible Low	1.0	14.4°	294°	Cancer	00:58	06:39	12:20	Naked Eye
Mercury☿	Optimal Visibility	0.4	68.8°	107°	Libra	06:13	12:40	19:07	Binoculars
Uranus♅	Below Horizon	5.6	-54.3°	284°	Taurus	20:03	01:44	07:20	Binoculars
Neptune♆	Below Horizon	7.8	-61.5°	123°	Pisces	15:37	21:39	03:44	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

RISES15:30

BEST TIME21:37N · 69° high

SETS03:04

Reaches about 69° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES01:29

BEST TIME07:14N · 60° high

SETS12:58

Reaches about 60° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:09

BEST TIME22:08N · 73° high

SETS04:12

Reaches about 73° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES04:53

BEST TIME11:16S · 88° high

SETS17:38

Reaches about 88° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:58

BEST TIME06:39N · 56° high

SETS12:20

Reaches about 56° 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.