October 2021 Événements célestes

Lieu d'observation:Beijing (39.904°, 116.407°)

Aperçu des événements célestes mensuels

24 événements célestes au total, dont 4 phases lunaires et 4 événements planétaires.

Événements célestes quotidiens

Toutes les heures en heure locale (Asia/Shanghai)

Group Date Lever/Coucher du soleil Lever/Coucher de la lune Phase lunaire Événements célestes

Planetary outlook

October 2021 mid-month observing conditions

Mercury

Good
Magnitude apparente: 2.0
Constellation: Libra
Angular diameter: 9.3"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 12h41m32s
Déclinaison: -04°35'07"

Venus

Excellent
Magnitude apparente: -4.4
Constellation: Sagittarius
Angular diameter: 21.4"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Ascension droite: 16h23m29s
Déclinaison: -24°40'10"

Mars

Excellent
Magnitude apparente: 1.6
Constellation: Libra
Angular diameter: 3.6"
Status: near eastern quadrature

Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Ascension droite: 13h13m18s
Déclinaison: -07°06'57"

Jupiter

Excellent
Magnitude apparente: -2.6
Constellation: Aquarius
Angular diameter: 44.5"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

Ascension droite: 21h40m22s
Déclinaison: -15°09'12"

Saturn

Excellent
Magnitude apparente: 0.6
Constellation: Aquarius
Angular diameter: 17.3"
Status: near western quadrature

Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly

Ascension droite: 20h38m01s
Déclinaison: -19°20'28"

Uranus

Fair
Magnitude apparente: 5.7
Constellation: Taurus
Angular diameter: 3.7"
Status: near eastern quadrature

Observation tip: Binoculars are recommended; Binoculars or a telescope are recommended

Ascension droite: 02h45m11s
Déclinaison: +15°31'20"

Neptune

Fair
Magnitude apparente: 7.7
Constellation: Pisces
Angular diameter: 2.3"
Status: near western quadrature

Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green

Ascension droite: 23h28m44s
Déclinaison: -04°38'43"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Aquarius
Angular diameter: 12222.3"
Status: Moon illumination 70.0%

Observation tip: Moon illumination 70.0%; good for observing lunar surface detail

Ascension droite: 21h17m37s
Déclinaison: -20°56'23"