December 2023 Événements célestes

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

Aperçu des événements célestes mensuels

26 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 2023 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: 0.7
Constellation: Capricornus
Angular diameter: 8.7"
Status: near superior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 18h35m53s
Déclinaison: -23°30'02"

Venus

Excellent
Magnitude apparente: -4.1
Constellation: Scorpius
Angular diameter: 15.6"
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: 14h41m30s
Déclinaison: -13°19'15"

Mars

Excellent
Magnitude apparente: 1.4
Constellation: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

Ascension droite: 16h53m53s
Déclinaison: -22°57'15"

Jupiter

Excellent
Magnitude apparente: -2.7
Constellation: Taurus
Angular diameter: 46.3"
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: 02h16m34s
Déclinaison: +12°19'50"

Saturn

Excellent
Magnitude apparente: 0.9
Constellation: Pisces
Angular diameter: 16.5"
Status: near western quadrature

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

Ascension droite: 22h18m05s
Déclinaison: -12°20'26"

Uranus

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

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

Ascension droite: 03h09m58s
Déclinaison: +17°24'02"

Neptune

Fair
Magnitude apparente: 7.8
Constellation: Pisces
Angular diameter: 2.3"
Status: near western quadrature

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

Ascension droite: 23h43m17s
Déclinaison: -03°10'03"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Capricornus
Angular diameter: 12592.6"
Status: Moon illumination 5.5%

Observation tip: Moon illumination 5.5%; good for observing lunar surface detail

Ascension droite: 19h26m35s
Déclinaison: -27°03'21"