April 1983 Événements célestes

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

Aperçu des événements célestes mensuels

23 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

April 1983 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.6
Constellation: Taurus
Angular diameter: 6.6"
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: 02h38m11s
Déclinaison: +17°38'59"

Venus

Excellent
Magnitude apparente: -4.0
Constellation: Taurus
Angular diameter: 14.2"
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: 03h57m32s
Déclinaison: +21°54'36"

Mars

Excellent
Magnitude apparente: 1.3
Constellation: Taurus
Angular diameter: 3.9"
Status: near western quadrature

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

Ascension droite: 02h18m35s
Déclinaison: +13°46'00"

Jupiter

Excellent
Magnitude apparente: -2.4
Constellation: Sagittarius
Angular diameter: 42.7"
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: 16h35m49s
Déclinaison: -21°05'48"

Saturn

Excellent
Magnitude apparente: 0.3
Constellation: Scorpius
Angular diameter: 18.9"
Status: near eastern quadrature

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

Ascension droite: 14h01m46s
Déclinaison: -09°28'07"

Uranus

Fair
Magnitude apparente: 5.5
Constellation: Sagittarius
Angular diameter: 3.9"
Status: near eastern quadrature

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

Ascension droite: 16h27m56s
Déclinaison: -21°39'05"

Neptune

Fair
Magnitude apparente: 7.9
Constellation: Sagittarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Ascension droite: 17h56m27s
Déclinaison: -22°11'14"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Taurus
Angular diameter: 12249.7"
Status: Moon illumination 3.3%

Observation tip: Moon illumination 3.3%; good for observing lunar surface detail

Ascension droite: 02h54m36s
Déclinaison: +13°07'59"