December 2024 Événements célestes

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

Aperçu des événements célestes mensuels

26 événements célestes au total, dont 5 phases lunaires et 3 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 2024 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: 0.4
Constellation: Sagittarius
Angular diameter: 8.5"
Status: near greatest eastern elongation

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

Ascension droite: 16h20m27s
Déclinaison: -18°34'02"

Venus

Excellent
Magnitude apparente: -4.3
Constellation: Aquarius
Angular diameter: 19.1"
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: 20h47m43s
Déclinaison: -20°11'43"

Mars

Excellent
Magnitude apparente: -0.8
Constellation: Leo
Angular diameter: 12.9"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Ascension droite: 08h35m47s
Déclinaison: +21°55'47"

Jupiter

Excellent
Magnitude apparente: -2.8
Constellation: Gemini
Angular diameter: 48.1"
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: 04h56m26s
Déclinaison: +21°58'42"

Saturn

Excellent
Magnitude apparente: 1.0
Constellation: Pisces
Angular diameter: 17.0"
Status: near western quadrature

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

Ascension droite: 23h02m07s
Déclinaison: -08°22'15"

Uranus

Fair
Magnitude apparente: 5.6
Constellation: Taurus
Angular diameter: 3.8"
Status: near western quadrature

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

Ascension droite: 03h27m21s
Déclinaison: +18°33'25"

Neptune

Fair
Magnitude apparente: 7.7
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: 23h51m35s
Déclinaison: -02°19'27"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Gemini
Angular diameter: 12603.1"
Status: Moon illumination 99.6%

Observation tip: Moon illumination 99.6%; good for observing lunar surface detail

Ascension droite: 05h08m03s
Déclinaison: +27°46'15"