October 1981 Événements célestes

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

Aperçu des événements célestes mensuels

23 événements célestes au total, dont 4 phases lunaires et 3 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 1981 mid-month observing conditions

Mercury

Good
Magnitude apparente: 3.7
Constellation: Libra
Angular diameter: 10.1"
Status: near superior conjunction

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 13h44m31s
Déclinaison: -13°22'36"

Venus

Excellent
Magnitude apparente: -4.2
Constellation: Sagittarius
Angular diameter: 19.1"
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: 16h17m37s
Déclinaison: -24°00'10"

Mars

Excellent
Magnitude apparente: 1.5
Constellation: Leo
Angular diameter: 4.7"
Status: near eastern quadrature

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

Ascension droite: 09h56m34s
Déclinaison: +14°01'37"

Jupiter

Excellent
Magnitude apparente: -1.7
Constellation: Libra
Angular diameter: 30.6"
Status: near eastern 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: 13h18m58s
Déclinaison: -07°09'42"

Saturn

Excellent
Magnitude apparente: 0.9
Constellation: Libra
Angular diameter: 15.7"
Status: near eastern quadrature

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

Ascension droite: 12h54m40s
Déclinaison: -03°26'41"

Uranus

Fair
Magnitude apparente: 5.7
Constellation: Scorpius
Angular diameter: 3.6"
Status: near western quadrature

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

Ascension droite: 15h43m35s
Déclinaison: -19°33'51"

Neptune

Fair
Magnitude apparente: 7.9
Constellation: Sagittarius
Angular diameter: 2.2"
Status: near western quadrature

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

Ascension droite: 17h27m52s
Déclinaison: -21°56'57"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Taurus
Angular diameter: 12906.6"
Status: Moon illumination 96.7%

Observation tip: Moon illumination 96.7%; good for observing lunar surface detail

Ascension droite: 02h44m35s
Déclinaison: +10°50'20"