OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

14.83°S, 74.94°WAmerica/Lima

Daylight+56.2°

14:02:37

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM9h 1m of true darkness · 11h 28m total night

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

TRUE DARK SKY WINDOW

Sunset18:00

Civil Dusk18:22

Nautical18:47

Full Dark19:13

Nadir23:43

Dark Ends04:14

Nautical04:40

Civil Dawn05:05

Sunrise05:27

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-25.7°

DISTANCE379,741 km

Moonrise15:51

Moonset03:25

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	54.9°	260°	Libra	05:16	11:37	17:57	Naked Eye
Jupiter♃	Below Horizon	-2.0	-9.8°	282°	Leo	01:45	07:35	13:21	Naked Eye
Saturn♄	Below Horizon	0.3	-35.8°	99°	Pisces	16:30	22:29	04:33	Naked Eye
Mars♂	Below Horizon	1.0	-18.6°	284°	Cancer	01:16	07:00	12:43	Naked Eye
Mercury☿	Optimal Visibility	0.4	74.3°	245°	Libra	06:36	13:01	19:26	Binoculars
Uranus♅	Below Horizon	5.6	-83.8°	359°	Taurus	20:22	02:05	07:43	Binoculars
Neptune♆	Below Horizon	7.8	-28.1°	99°	Pisces	15:58	22:00	04:05	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

RISES15:51

BEST TIME21:59N · 71° high

SETS03:25

Reaches about 71° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES01:45

BEST TIME07:35N · 61° high

SETS13:21

Reaches about 61° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES16:30

BEST TIME22:29N · 74° high

SETS04:33

Reaches about 74° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES05:16

BEST TIME11:37S · 87° high

SETS17:57

Reaches about 87° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES01:16

BEST TIME07:00N · 57° high

SETS12:43

Reaches about 57° 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.