September 2099 Événements célestes

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

Aperçu des événements célestes mensuels

26 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 2099 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: 12h51m04s
Déclinaison: -06°22'42"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Libra
Angular diameter: 10.1"
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: 12h28m33s
Déclinaison: -01°51'05"

Mars

Excellent
Magnitude apparente: -2.0
Constellation: Taurus
Angular diameter: 20.2"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Ascension droite: 02h06m39s
Déclinaison: +08°36'33"

Jupiter

Excellent
Magnitude apparente: -1.7
Constellation: Libra
Angular diameter: 30.6"
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: 12h06m08s
Déclinaison: +00°31'04"

Saturn

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

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

Ascension droite: 12h55m51s
Déclinaison: -03°32'23"

Uranus

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

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

Ascension droite: 01h17m38s
Déclinaison: +07°28'47"

Neptune

Fair
Magnitude apparente: 7.9
Constellation: Virgo
Angular diameter: 2.2"
Status: near eastern quadrature

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

Ascension droite: 11h06m46s
Déclinaison: +06°40'35"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Virgo
Angular diameter: 13021.6"
Status: Moon illumination 0.1%

Observation tip: Moon illumination 0.1%; good for observing lunar surface detail

Ascension droite: 11h47m58s
Déclinaison: +01°17'15"