December 1971 Événements célestes

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

Aperçu des événements célestes mensuels

19 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

December 1971 mid-month observing conditions

Mercury

Fair
Magnitude apparente: 4.2
Constellation: Sagittarius
Angular diameter: 9.8"
Status: near greatest eastern elongation

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 17h05m46s
Déclinaison: -20°35'01"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Capricornus
Angular diameter: 11.6"
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: 19h26m29s
Déclinaison: -23°36'05"

Mars

Excellent
Magnitude apparente: 0.0
Constellation: Pisces
Angular diameter: 8.9"
Status: near western quadrature

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

Ascension droite: 23h33m31s
Déclinaison: -03°31'12"

Jupiter

Excellent
Magnitude apparente: -1.8
Constellation: Sagittarius
Angular diameter: 31.4"
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: 17h10m16s
Déclinaison: -22°31'54"

Saturn

Excellent
Magnitude apparente: -0.3
Constellation: Taurus
Angular diameter: 20.4"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Ascension droite: 03h59m24s
Déclinaison: +18°23'50"

Uranus

Fair
Magnitude apparente: 5.6
Constellation: Libra
Angular diameter: 3.8"
Status: near eastern quadrature

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

Ascension droite: 13h05m56s
Déclinaison: -06°18'52"

Neptune

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

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

Ascension droite: 16h07m16s
Déclinaison: -19°17'22"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Scorpius
Angular diameter: 11594.0"
Status: Moon illumination 7.7%

Observation tip: Moon illumination 7.7%; good for observing lunar surface detail

Ascension droite: 15h06m36s
Déclinaison: -22°40'15"