December 2027 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 2027 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -1.2
Constellation: Sagittarius
Angular diameter: 4.7"
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: 17h35m39s
Déclinaison: -24°45'11"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Capricornus
Angular diameter: 12.3"
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: 19h45m23s
Déclinaison: -23°03'41"

Mars

Excellent
Magnitude apparente: 1.2
Constellation: Capricornus
Angular diameter: 4.1"
Status: near western quadrature

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

Ascension droite: 19h04m19s
Déclinaison: -23°41'50"

Jupiter

Excellent
Magnitude apparente: -2.0
Constellation: Virgo
Angular diameter: 36.6"
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: 11h48m10s
Déclinaison: +02°34'31"

Saturn

Excellent
Magnitude apparente: 0.4
Constellation: Aries
Angular diameter: 18.9"
Status: near western quadrature

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

Ascension droite: 01h21m55s
Déclinaison: +05°47'39"

Uranus

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

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

Ascension droite: 04h22m07s
Déclinaison: +21°26'45"

Neptune

Fair
Magnitude apparente: 7.7
Constellation: Aries
Angular diameter: 2.3"
Status: near western quadrature

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

Ascension droite: 00h16m25s
Déclinaison: +00°12'57"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Cancer
Angular diameter: 12751.6"
Status: Moon illumination 97.6%

Observation tip: Moon illumination 97.6%; good for observing lunar surface detail

Ascension droite: 06h47m09s
Déclinaison: +24°57'35"