April 2002 Événements célestes

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

Aperçu des événements célestes mensuels

22 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

April 2002 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -1.6
Constellation: Taurus
Angular diameter: 5.3"
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: 02h03m40s
Déclinaison: +12°58'49"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Taurus
Angular diameter: 10.8"
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: 02h57m33s
Déclinaison: +16°55'10"

Mars

Excellent
Magnitude apparente: 1.5
Constellation: Taurus
Angular diameter: 4.2"
Status: near western quadrature

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

Ascension droite: 03h54m15s
Déclinaison: +21°01'25"

Jupiter

Excellent
Magnitude apparente: -2.1
Constellation: Cancer
Angular diameter: 36.5"
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: 06h37m36s
Déclinaison: +23°20'59"

Saturn

Excellent
Magnitude apparente: 0.1
Constellation: Gemini
Angular diameter: 17.1"
Status: near western quadrature

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

Ascension droite: 04h41m43s
Déclinaison: +20°48'16"

Uranus

Fair
Magnitude apparente: 5.9
Constellation: Pisces
Angular diameter: 3.4"
Status: near eastern quadrature

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

Ascension droite: 22h01m15s
Déclinaison: -12°52'42"

Neptune

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

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

Ascension droite: 20h52m44s
Déclinaison: -17°27'02"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Taurus
Angular diameter: 11663.2"
Status: Moon illumination 4.5%

Observation tip: Moon illumination 4.5%; good for observing lunar surface detail

Ascension droite: 03h10m06s
Déclinaison: +15°06'06"