September 2018 Événements célestes

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

Aperçu des événements célestes mensuels

21 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 2018 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -1.5
Constellation: Virgo
Angular diameter: 5.0"
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: 11h13m48s
Déclinaison: +06°54'07"

Venus

Excellent
Magnitude apparente: -4.7
Constellation: Libra
Angular diameter: 35.7"
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: 13h58m55s
Déclinaison: -17°26'26"

Mars

Excellent
Magnitude apparente: -1.7
Constellation: Aquarius
Angular diameter: 18.4"
Status: near western quadrature

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

Ascension droite: 20h16m51s
Déclinaison: -24°41'05"

Jupiter

Excellent
Magnitude apparente: -1.9
Constellation: Scorpius
Angular diameter: 33.7"
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: 15h08m11s
Déclinaison: -16°45'54"

Saturn

Excellent
Magnitude apparente: 0.4
Constellation: Capricornus
Angular diameter: 16.9"
Status: near western quadrature

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

Ascension droite: 18h11m16s
Déclinaison: -22°43'38"

Uranus

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

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

Ascension droite: 02h00m02s
Déclinaison: +11°38'19"

Neptune

Fair
Magnitude apparente: 7.7
Constellation: Pisces
Angular diameter: 2.4"
Status: near western quadrature

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

Ascension droite: 23h05m51s
Déclinaison: -06°52'37"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Scorpius
Angular diameter: 11920.1"
Status: Moon illumination 31.0%

Observation tip: Moon illumination 31.0%; good for observing lunar surface detail

Ascension droite: 15h53m46s
Déclinaison: -15°29'25"