October 2009 Événements célestes

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

Aperçu des événements célestes mensuels

18 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 2009 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -1.0
Constellation: Libra
Angular diameter: 5.6"
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: 12h30m12s
Déclinaison: -01°06'21"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Libra
Angular diameter: 10.8"
Status: near inferior conjunction

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: 12h02m37s
Déclinaison: +01°21'25"

Mars

Excellent
Magnitude apparente: 0.6
Constellation: Leo
Angular diameter: 7.1"
Status: near eastern quadrature

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

Ascension droite: 08h06m12s
Déclinaison: +21°22'38"

Jupiter

Excellent
Magnitude apparente: -2.6
Constellation: Aquarius
Angular diameter: 43.7"
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: 21h19m49s
Déclinaison: -16°41'52"

Saturn

Excellent
Magnitude apparente: 1.1
Constellation: Virgo
Angular diameter: 16.0"
Status: near eastern quadrature

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

Ascension droite: 11h57m03s
Déclinaison: +02°30'23"

Uranus

Fair
Magnitude apparente: 5.8
Constellation: Pisces
Angular diameter: 3.7"
Status: near western quadrature

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

Ascension droite: 23h37m43s
Déclinaison: -03°16'22"

Neptune

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

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

Ascension droite: 21h45m05s
Déclinaison: -13°58'54"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Virgo
Angular diameter: 12578.7"
Status: Moon illumination 13.1%

Observation tip: Moon illumination 13.1%; good for observing lunar surface detail

Ascension droite: 10h39m33s
Déclinaison: +04°45'33"