December 2051 Événements célestes

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

Aperçu des événements célestes mensuels

20 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 2051 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.4
Constellation: Sagittarius
Angular diameter: 6.5"
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: 16h01m23s
Déclinaison: -18°27'22"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Capricornus
Angular diameter: 12.7"
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: 19h53m12s
Déclinaison: -22°47'26"

Mars

Excellent
Magnitude apparente: 1.6
Constellation: Scorpius
Angular diameter: 4.0"
Status: near eastern quadrature

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

Ascension droite: 15h11m59s
Déclinaison: -17°25'20"

Jupiter

Excellent
Magnitude apparente: -1.9
Constellation: Libra
Angular diameter: 35.6"
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: 12h16m58s
Déclinaison: -00°30'25"

Saturn

Excellent
Magnitude apparente: 0.8
Constellation: Aquarius
Angular diameter: 16.0"
Status: near western quadrature

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

Ascension droite: 21h17m28s
Déclinaison: -16°53'04"

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: 12h01m41s
Déclinaison: +00°38'01"

Neptune

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

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

Ascension droite: 03h46m58s
Déclinaison: +18°08'08"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Taurus
Angular diameter: 12841.6"
Status: Moon illumination 90.0%

Observation tip: Moon illumination 90.0%; good for observing lunar surface detail

Ascension droite: 02h56m46s
Déclinaison: +14°37'04"