September 2010 Événements célestes

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

Aperçu des événements célestes mensuels

22 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

September 2010 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: 0.4
Constellation: Virgo
Angular diameter: 8.2"
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: 10h29m12s
Déclinaison: +08°57'52"

Venus

Excellent
Magnitude apparente: -4.7
Constellation: Scorpius
Angular diameter: 34.5"
Status: near superior 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: 14h02m23s
Déclinaison: -17°30'34"

Mars

Excellent
Magnitude apparente: 1.5
Constellation: Libra
Angular diameter: 4.2"
Status: near western quadrature

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

Ascension droite: 13h51m39s
Déclinaison: -11°34'14"

Jupiter

Excellent
Magnitude apparente: -2.9
Constellation: Pisces
Angular diameter: 49.8"
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: 23h59m46s
Déclinaison: -01°45'30"

Saturn

Excellent
Magnitude apparente: 1.0
Constellation: Libra
Angular diameter: 15.8"
Status: near western quadrature

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

Ascension droite: 12h24m38s
Déclinaison: -00°18'29"

Uranus

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

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

Ascension droite: 23h57m07s
Déclinaison: -01°10'09"

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: 21h56m05s
Déclinaison: -13°05'53"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Sagittarius
Angular diameter: 11987.6"
Status: Moon illumination 47.6%

Observation tip: Moon illumination 47.6%; good for observing lunar surface detail

Ascension droite: 17h12m24s
Déclinaison: -24°42'43"