December 1969 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

December 1969 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.7
Constellation: Capricornus
Angular diameter: 5.3"
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: 18h36m45s
Déclinaison: -25°27'29"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Sagittarius
Angular diameter: 10.0"
Status: near inferior 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: 16h46m47s
Déclinaison: -21°57'13"

Mars

Excellent
Magnitude apparente: 0.7
Constellation: Pisces
Angular diameter: 6.4"
Status: near western quadrature

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

Ascension droite: 22h08m16s
Déclinaison: -12°41'30"

Jupiter

Excellent
Magnitude apparente: -1.8
Constellation: Libra
Angular diameter: 32.9"
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: 13h52m15s
Déclinaison: -10°17'07"

Saturn

Excellent
Magnitude apparente: 0.2
Constellation: Taurus
Angular diameter: 19.4"
Status: near western quadrature

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

Ascension droite: 02h04m32s
Déclinaison: +09°52'07"

Uranus

Fair
Magnitude apparente: 5.5
Constellation: Libra
Angular diameter: 3.8"
Status: near eastern quadrature

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

Ascension droite: 12h31m56s
Déclinaison: -02°40'34"

Neptune

Fair
Magnitude apparente: 8.0
Constellation: Scorpius
Angular diameter: 2.2"
Status: near eastern quadrature

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

Ascension droite: 15h49m57s
Déclinaison: -18°24'16"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Pisces
Angular diameter: 12526.0"
Status: Moon illumination 38.5%

Observation tip: Moon illumination 38.5%; good for observing lunar surface detail

Ascension droite: 22h44m53s
Déclinaison: -08°32'59"