October 1989 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 1 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 1989 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.8
Constellation: Libra
Angular diameter: 6.2"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 12h20m25s
Déclinaison: -00°04'35"

Venus

Excellent
Magnitude apparente: -4.3
Constellation: Sagittarius
Angular diameter: 19.5"
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: 16h19m00s
Déclinaison: -24°08'36"

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: 13h02m06s
Déclinaison: -05°53'20"

Jupiter

Excellent
Magnitude apparente: -2.4
Constellation: Cancer
Angular diameter: 40.8"
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: 06h45m49s
Déclinaison: +22°45'50"

Saturn

Excellent
Magnitude apparente: 0.5
Constellation: Capricornus
Angular diameter: 16.3"
Status: near western quadrature

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

Ascension droite: 18h35m40s
Déclinaison: -22°46'21"

Uranus

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

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

Ascension droite: 18h08m05s
Déclinaison: -23°41'52"

Neptune

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

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

Ascension droite: 18h42m12s
Déclinaison: -22°12'13"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Aries
Angular diameter: 13042.6"
Status: Moon illumination 99.8%

Observation tip: Moon illumination 99.8%; good for observing lunar surface detail

Ascension droite: 01h21m04s
Déclinaison: +13°15'41"