January 2003 Événements célestes

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

Aperçu des événements célestes mensuels

25 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

January 2003 mid-month observing conditions

Mercury

Good
Magnitude apparente: 3.2
Constellation: Capricornus
Angular diameter: 10.0"
Status: near greatest eastern elongation

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 19h12m26s
Déclinaison: -18°59'54"

Venus

Excellent
Magnitude apparente: -4.5
Constellation: Sagittarius
Angular diameter: 23.7"
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: 16h25m33s
Déclinaison: -18°10'36"

Mars

Excellent
Magnitude apparente: 1.4
Constellation: Scorpius
Angular diameter: 4.8"
Status: near eastern quadrature

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

Ascension droite: 15h45m57s
Déclinaison: -19°17'55"

Jupiter

Excellent
Magnitude apparente: -2.6
Constellation: Leo
Angular diameter: 45.0"
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: 09h12m40s
Déclinaison: +16°58'59"

Saturn

Excellent
Magnitude apparente: -0.3
Constellation: Gemini
Angular diameter: 20.3"
Status: near western quadrature

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

Ascension droite: 05h31m42s
Déclinaison: +22°01'52"

Uranus

Fair
Magnitude apparente: 6.0
Constellation: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Ascension droite: 21h57m34s
Déclinaison: -13°12'30"

Neptune

Fair
Magnitude apparente: 7.9
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: 20h49m59s
Déclinaison: -17°41'19"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Gemini
Angular diameter: 11771.8"
Status: Moon illumination 87.7%

Observation tip: Moon illumination 87.7%; good for observing lunar surface detail

Ascension droite: 04h46m58s
Déclinaison: +22°51'47"