OBSERVATORY ALMANAC · NOCTURNAL DISPATCH

Tonight under the Sky

39.51°N, 46.34°EAsia/Yerevan

Deep Astronomical Night-55.6° (< −18°)

23:09:36

Fri, Oct 23, 2026

PHOTOMETRIC TWILIGHT SPECTRUM10h 9m of true darkness · 13h 9m total night

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

TRUE DARK SKY WINDOW

Sunset18:04

Civil Dusk18:32

Nautical19:03

Full Dark19:34

Nadir00:39

Dark Ends05:43

Nautical06:14

Civil Dawn06:46

Sunrise07:13

LIVE REAL-TIME OBSERVATION

SunsetSunrise

LOCAL SKY PLANISPHERE · STEREOGRAPHIC PROJECTION

All-Sky Nocturnal Dome

Click any body to inspect telemetry

LUNAR EPHEMERISWaxing Gibbous

ILLUMINATION93%

ALTITUDE51.6°

DISTANCE379,715 km

Moonrise16:26

Moonset05:02

HorizonAbove

LUNAR INTERFERENCE INDEX73% · Heavy Lunar Wash

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

ATMOSPHERIC SEEING & CLOUD PROFILETonight's Index

66/100

Good Stargazing

Fine observing conditions. Open star clusters and nebulae will exhibit crisp structure.

CLOUD COVER15%

HUMIDITY50%

VISIBILITY18 km

DEW POINT10.8°C

PLANETARY EPHEMERIS & ALMANAC

Visible Planets Tonight

All times calibrated to Asia/Yerevan

PLANET	STATUS	MAGNITUDE	ALTITUDE	AZIMUTH	CONSTELLATION	RISE	TRANSIT	SET	EQUIPMENT
Venus♀	Below Horizon	-4.3	-61.9°	315°	Libra	07:27	12:34	17:33	Naked Eye
Jupiter♃	Below Horizon	-2.0	-23.9°	43°	Leo	01:36	08:27	15:22	Naked Eye
Saturn♄	Optimal Visibility	0.3	51.7°	173°	Pisces	17:19	23:26	05:32	Naked Eye
Mars♂	Below Horizon	1.0	-16.3°	48°	Cancer	00:49	07:54	15:00	Naked Eye
Mercury☿	Below Horizon	0.4	-49.6°	285°	Libra	09:05	13:57	18:46	Binoculars
Uranus♅	Optimal Visibility	5.6	38.3°	93°	Taurus	19:41	02:57	10:13	Binoculars
Neptune♆	Optimal Visibility	7.8	50.0°	185°	Pisces	16:55	22:56	04:57	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

RISES16:26

BEST TIME22:39S · 52° high

SETS05:02

Reaches about 52° above the horizon at its highest point.Waxing Gibbous (93% illuminated). Heavy Lunar Wash.

JupiterNaked Eye · High in the sky

RISES01:36

BEST TIME08:27S · 65° high

SETS15:22

Reaches about 65° above the horizon at its highest point.Bright golden disc; four Galilean moons easily seen in 7x50 binoculars.

SaturnNaked Eye · High in the sky

RISES17:19

BEST TIME23:26S · 52° high

SETS05:32

Reaches about 52° above the horizon at its highest point.Pale amber jewel; majestic ring system visible in any 60mm telescope.

VenusNaked Eye · Good height

RISES07:27

BEST TIME12:34S · 32° high

SETS17:33

Reaches about 32° above the horizon at its highest point.Brilliant dazzling beacon; visible crescent phase in small telescope.

MarsNaked Eye · High in the sky

RISES00:49

BEST TIME07:54S · 68° high

SETS15:00

Reaches about 68° 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.