OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

9.09°S, 78.58°WAmerica/Lima

Daylight+62.5°

13:50:09

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM9h 15m of true darkness · 11h 38m total night

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

TRUE DARK SKY WINDOW

Sunset18:09

Civil Dusk18:31

Nautical18:56

Full Dark19:21

Nadir23:58

Dark Ends04:35

Nautical05:00

Civil Dawn05:25

Sunrise05:47

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-32.6°

DISTANCE379,787 km

Moonrise16:05

Moonset03:40

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	59.8°	250°	Libra	05:38	11:51	18:04	Naked Eye
Jupiter♃	Below Horizon	-2.0	-2.0°	284°	Leo	01:57	07:49	13:41	Naked Eye
Saturn♄	Below Horizon	0.3	-43.2°	97°	Pisces	16:43	22:44	04:48	Naked Eye
Mars♂	Below Horizon	1.0	-10.6°	287°	Cancer	01:23	07:15	13:05	Naked Eye
Mercury☿	Optimal Visibility	0.4	75.6°	214°	Libra	07:00	13:16	19:31	Binoculars
Uranus♅	Below Horizon	5.6	-76.3°	332°	Taurus	20:28	02:19	08:07	Binoculars
Neptune♆	Below Horizon	7.8	-35.5°	97°	Pisces	16:13	22:14	04:20	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

RISES16:05

BEST TIME22:14N · 76° high

SETS03:40

Reaches about 76° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES01:57

BEST TIME07:49N · 67° high

SETS13:41

Reaches about 67° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:43

BEST TIME22:44N · 80° high

SETS04:48

Reaches about 80° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES05:38

BEST TIME11:51S · 81° high

SETS18:04

Reaches about 81° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES01:23

BEST TIME07:15N · 63° high

SETS13:05

Reaches about 63° 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.