December 1902 Événements célestes

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

Aperçu des événements célestes mensuels

21 événements célestes au total, dont 4 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 1902 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -1.3
Constellation: Sagittarius
Angular diameter: 4.6"
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: 17h31m15s
Déclinaison: -24°42'45"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Sagittarius
Angular diameter: 9.8"
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: 17h42m14s
Déclinaison: -23°46'12"

Mars

Excellent
Magnitude apparente: 0.9
Constellation: Virgo
Angular diameter: 6.5"
Status: near eastern quadrature

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

Ascension droite: 11h54m44s
Déclinaison: +02°53'54"

Jupiter

Excellent
Magnitude apparente: -2.1
Constellation: Aquarius
Angular diameter: 35.4"
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: 21h10m33s
Déclinaison: -17°09'32"

Saturn

Excellent
Magnitude apparente: 0.7
Constellation: Capricornus
Angular diameter: 15.4"
Status: near western quadrature

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

Ascension droite: 19h51m45s
Déclinaison: -21°13'14"

Uranus

Fair
Magnitude apparente: 5.8
Constellation: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

Ascension droite: 17h23m01s
Déclinaison: -23°16'43"

Neptune

Fair
Magnitude apparente: 7.8
Constellation: Cancer
Angular diameter: 2.4"
Status: near eastern quadrature

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

Ascension droite: 06h11m13s
Déclinaison: +22°16'47"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Gemini
Angular diameter: 13029.2"
Status: Moon illumination 99.8%

Observation tip: Moon illumination 99.8%; good for observing lunar surface detail

Ascension droite: 05h17m07s
Déclinaison: +18°50'57"