December 2002 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 2002 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.6
Constellation: Capricornus
Angular diameter: 5.4"
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: 18h41m02s
Déclinaison: -25°23'44"

Venus

Excellent
Magnitude apparente: -4.8
Constellation: Scorpius
Angular diameter: 35.4"
Status: near greatest eastern 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: 14h32m01s
Déclinaison: -11°59'16"

Mars

Excellent
Magnitude apparente: 1.6
Constellation: Scorpius
Angular diameter: 4.3"
Status: near eastern quadrature

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

Ascension droite: 14h26m00s
Déclinaison: -13°36'31"

Jupiter

Excellent
Magnitude apparente: -2.4
Constellation: Leo
Angular diameter: 42.2"
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: 09h22m21s
Déclinaison: +16°08'02"

Saturn

Excellent
Magnitude apparente: -0.5
Constellation: Gemini
Angular diameter: 20.6"
Status: near eastern quadrature

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

Ascension droite: 05h41m58s
Déclinaison: +22°03'27"

Uranus

Fair
Magnitude apparente: 5.9
Constellation: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

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

Ascension droite: 21h52m28s
Déclinaison: -13°40'15"

Neptune

Fair
Magnitude apparente: 7.8
Constellation: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

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

Ascension droite: 20h45m48s
Déclinaison: -17°57'27"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Aries
Angular diameter: 11500.6"
Status: Moon illumination 79.7%

Observation tip: Moon illumination 79.7%; good for observing lunar surface detail

Ascension droite: 01h53m12s
Déclinaison: +08°01'19"