September 2007 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 2 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 2007 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.1
Constellation: Libra
Angular diameter: 5.6"
Status: near greatest western elongation

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

Ascension droite: 12h50m42s
Déclinaison: -06°30'58"

Venus

Excellent
Magnitude apparente: -4.8
Constellation: Leo
Angular diameter: 43.6"
Status: near greatest eastern 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: 09h11m48s
Déclinaison: +09°56'35"

Mars

Excellent
Magnitude apparente: 0.1
Constellation: Gemini
Angular diameter: 8.8"
Status: near eastern quadrature

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

Ascension droite: 05h30m00s
Déclinaison: +22°48'11"

Jupiter

Excellent
Magnitude apparente: -2.1
Constellation: Sagittarius
Angular diameter: 36.8"
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: 16h42m55s
Déclinaison: -21°52'01"

Saturn

Excellent
Magnitude apparente: 0.7
Constellation: Virgo
Angular diameter: 16.3"
Status: near eastern quadrature

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

Ascension droite: 10h16m10s
Déclinaison: +12°09'21"

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: 23h11m35s
Déclinaison: -06°04'31"

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: 21h29m15s
Déclinaison: -15°08'38"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Libra
Angular diameter: 11479.6"
Status: Moon illumination 11.0%

Observation tip: Moon illumination 11.0%; good for observing lunar surface detail

Ascension droite: 13h46m14s
Déclinaison: -15°28'47"