December 2007 Événements célestes

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

Aperçu des événements célestes mensuels

27 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 2007 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -1.3
Constellation: Sagittarius
Angular diameter: 4.6"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 17h21m06s
Déclinaison: -24°15'35"

Venus

Excellent
Magnitude apparente: -4.1
Constellation: Scorpius
Angular diameter: 16.1"
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: 14h37m41s
Déclinaison: -12°58'04"

Mars

Excellent
Magnitude apparente: -1.6
Constellation: Cancer
Angular diameter: 15.8"
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: 06h28m41s
Déclinaison: +26°18'24"

Jupiter

Excellent
Magnitude apparente: -1.8
Constellation: Sagittarius
Angular diameter: 31.6"
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: 17h56m10s
Déclinaison: -23°14'31"

Saturn

Excellent
Magnitude apparente: 0.6
Constellation: Virgo
Angular diameter: 18.5"
Status: near eastern quadrature

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

Ascension droite: 10h43m09s
Déclinaison: +09°51'36"

Uranus

Fair
Magnitude apparente: 5.9
Constellation: Pisces
Angular diameter: 3.5"
Status: near western quadrature

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

Ascension droite: 23h05m46s
Déclinaison: -06°38'02"

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: 21h29m11s
Déclinaison: -15°09'12"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Aquarius
Angular diameter: 12036.6"
Status: Moon illumination 25.2%

Observation tip: Moon illumination 25.2%; good for observing lunar surface detail

Ascension droite: 21h41m30s
Déclinaison: -14°30'38"