April 1980 Événements célestes

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

Aperçu des événements célestes mensuels

20 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 1980 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.0
Constellation: Aries
Angular diameter: 6.3"
Status: near inferior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 00h05m54s
Déclinaison: -02°12'01"

Venus

Excellent
Magnitude apparente: -4.6
Constellation: Gemini
Angular diameter: 26.1"
Status: near superior 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: 04h33m38s
Déclinaison: +25°49'28"

Mars

Excellent
Magnitude apparente: -0.2
Constellation: Leo
Angular diameter: 10.5"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Ascension droite: 09h57m58s
Déclinaison: +15°16'21"

Jupiter

Excellent
Magnitude apparente: -2.3
Constellation: Virgo
Angular diameter: 41.4"
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: 10h11m52s
Déclinaison: +12°30'14"

Saturn

Excellent
Magnitude apparente: 0.7
Constellation: Virgo
Angular diameter: 19.3"
Status: near western quadrature

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

Ascension droite: 11h32m00s
Déclinaison: +05°37'52"

Uranus

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

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

Ascension droite: 15h29m42s
Déclinaison: -18°40'04"

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: 17h27m54s
Déclinaison: -21°50'15"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Aries
Angular diameter: 12969.1"
Status: Moon illumination 0.2%

Observation tip: Moon illumination 0.2%; good for observing lunar surface detail

Ascension droite: 01h31m08s
Déclinaison: +05°01'57"