April 1975 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 1975 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -1.7
Constellation: Aries
Angular diameter: 5.0"
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: 01h16m13s
Déclinaison: +06°47'18"

Venus

Excellent
Magnitude apparente: -4.0
Constellation: Taurus
Angular diameter: 14.0"
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: 03h55m19s
Déclinaison: +21°44'37"

Mars

Excellent
Magnitude apparente: 1.0
Constellation: Pisces
Angular diameter: 5.3"
Status: near eastern quadrature

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

Ascension droite: 22h19m38s
Déclinaison: -11°52'44"

Jupiter

Excellent
Magnitude apparente: -2.1
Constellation: Aries
Angular diameter: 33.4"
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: 00h25m49s
Déclinaison: +01°36'24"

Saturn

Excellent
Magnitude apparente: 0.1
Constellation: Cancer
Angular diameter: 18.1"
Status: near western quadrature

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

Ascension droite: 06h55m47s
Déclinaison: +22°38'03"

Uranus

Fair
Magnitude apparente: 5.4
Constellation: Libra
Angular diameter: 4.0"
Status: near eastern quadrature

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

Ascension droite: 13h55m09s
Déclinaison: -11°11'41"

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: 16h40m54s
Déclinaison: -20°35'26"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Gemini
Angular diameter: 11960.4"
Status: Moon illumination 10.7%

Observation tip: Moon illumination 10.7%; good for observing lunar surface detail

Ascension droite: 04h01m59s
Déclinaison: +20°33'27"