October 1939 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 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 1939 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.4
Constellation: Scorpius
Angular diameter: 5.0"
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: 14h12m42s
Déclinaison: -14°18'52"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Libra
Angular diameter: 9.9"
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: 13h56m56s
Déclinaison: -11°09'49"

Mars

Excellent
Magnitude apparente: -0.9
Constellation: Aquarius
Angular diameter: 13.4"
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: 20h50m22s
Déclinaison: -20°54'10"

Jupiter

Excellent
Magnitude apparente: -2.9
Constellation: Aries
Angular diameter: 49.3"
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: 00h08m15s
Déclinaison: -00°51'55"

Saturn

Excellent
Magnitude apparente: 0.1
Constellation: Aries
Angular diameter: 20.0"
Status: near eastern quadrature

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

Ascension droite: 01h49m25s
Déclinaison: +08°18'11"

Uranus

Fair
Magnitude apparente: 5.7
Constellation: Taurus
Angular diameter: 3.8"
Status: near eastern quadrature

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

Ascension droite: 03h15m01s
Déclinaison: +17°43'01"

Neptune

Fair
Magnitude apparente: 8.0
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: 11h40m06s
Déclinaison: +03°24'47"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Scorpius
Angular diameter: 12463.0"
Status: Moon illumination 6.1%

Observation tip: Moon illumination 6.1%; good for observing lunar surface detail

Ascension droite: 15h09m34s
Déclinaison: -15°48'52"