OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

21.12°N, 73.40°EAsia/Kolkata

Deep Astronomical Night-43.5° (< −18°)

21:11:47

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 0m of true darkness · 12h 29m total night

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

TRUE DARK SKY WINDOW

Sunset18:06

Civil Dusk18:28

Nautical18:54

Full Dark19:20

Nadir00:20

Dark Ends05:20

Nautical05:46

Civil Dawn06:12

Sunrise06:35

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION92%

ALTITUDE64.5°

DISTANCE380,492 km

Moonrise16:06

Moonset04:33

HorizonAbove

LUNAR INTERFERENCE INDEX83% · Heavy Lunar Wash

Bright moonlight washes out deep sky targets. Focus on lunar craters and bright planets.

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

63/100

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 Asia/Kolkata

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-46.8°	266°	Libra	06:37	12:16	17:48	Naked Eye
Jupiter♃	Below Horizon	-2.0	-51.2°	24°	Leo	01:45	08:09	14:37	Naked Eye
Saturn♄	Optimal Visibility	0.3	55.4°	121°	Pisces	17:04	23:08	05:11	Naked Eye
Mars♂	Below Horizon	1.0	-44.3°	32°	Cancer	01:05	07:36	14:08	Naked Eye
Mercury☿	Below Horizon	0.4	-27.8°	257°	Libra	08:08	13:39	19:07	Binoculars
Uranus♅	Visible Low	5.6	14.4°	73°	Taurus	20:03	02:39	09:19	Binoculars
Neptune♆	Optimal Visibility	7.8	59.8°	133°	Pisces	16:37	22:38	04:39	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

RISES16:06

BEST TIME22:17S · 70° high

SETS04:33

Reaches about 70° above the horizon at its highest point.Waxing Gibbous (92% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:45

BEST TIME08:09S · 83° high

SETS14:37

Reaches about 83° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:04

BEST TIME23:08S · 70° high

SETS05:11

Reaches about 70° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · High in the sky

RISES06:37

BEST TIME12:16S · 51° high

SETS17:48

Reaches about 51° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES01:05

BEST TIME07:36S · 87° high

SETS14:08

Reaches about 87° 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.