OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

10.13°S, 36.18°WAmerica/Maceio

Daylight+56.3°

13:26:16

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM9h 12m of true darkness · 11h 36m total night

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

TRUE DARK SKY WINDOW

Sunset17:20

Civil Dusk17:42

Nautical18:07

Full Dark18:32

Nadir23:08

Dark Ends03:45

Nautical04:10

Civil Dawn04:35

Sunrise04:56

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-25.0°

DISTANCE380,325 km

Moonrise15:10

Moonset02:46

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/Maceio

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Optimal Visibility	-4.3	54.3°	253°	Libra	04:48	11:02	17:16	Naked Eye
Jupiter♃	Below Horizon	-2.0	-8.3°	283°	Leo	01:05	07:00	12:51	Naked Eye
Saturn♄	Below Horizon	0.3	-36.8°	96°	Pisces	15:54	21:55	03:59	Naked Eye
Mars♂	Below Horizon	1.0	-17.0°	286°	Cancer	00:35	06:25	12:14	Naked Eye
Mercury☿	Optimal Visibility	0.4	72.1°	231°	Libra	06:09	12:27	18:44	Binoculars
Uranus♅	Below Horizon	5.6	-79.1°	357°	Taurus	19:40	01:30	07:16	Binoculars
Neptune♆	Below Horizon	7.8	-29.1°	96°	Pisces	15:23	21:25	03:31	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

RISES15:10

BEST TIME21:19N · 76° high

SETS02:46

Reaches about 76° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Minimal Lunar Glare.

JupiterNaked Eye · High in the sky

RISES01:05

BEST TIME07:00N · 66° high

SETS12:51

Reaches about 66° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES15:54

BEST TIME21:55N · 79° high

SETS03:59

Reaches about 79° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES04:48

BEST TIME11:02S · 82° high

SETS17:16

Reaches about 82° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:35

BEST TIME06:25N · 62° high

SETS12:14

Reaches about 62° 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.