April 1930 Événements célestes

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

Aperçu des événements célestes mensuels

26 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

April 1930 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -1.2
Constellation: Taurus
Angular diameter: 5.8"
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: 02h22m25s
Déclinaison: +15°32'03"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Taurus
Angular diameter: 10.3"
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: 02h34m28s
Déclinaison: +14°49'44"

Mars

Excellent
Magnitude apparente: 1.2
Constellation: Pisces
Angular diameter: 4.4"
Status: near eastern quadrature

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

Ascension droite: 23h34m09s
Déclinaison: -04°04'42"

Jupiter

Excellent
Magnitude apparente: -2.0
Constellation: Gemini
Angular diameter: 34.7"
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: 04h51m28s
Déclinaison: +22°10'20"

Saturn

Excellent
Magnitude apparente: 0.4
Constellation: Capricornus
Angular diameter: 17.0"
Status: near eastern quadrature

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

Ascension droite: 18h51m14s
Déclinaison: -22°11'05"

Uranus

Fair
Magnitude apparente: 6.0
Constellation: Aries
Angular diameter: 3.4"
Status: near eastern quadrature

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

Ascension droite: 00h45m27s
Déclinaison: +04°10'43"

Neptune

Fair
Magnitude apparente: 7.9
Constellation: Virgo
Angular diameter: 2.3"
Status: near western quadrature

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

Ascension droite: 10h13m07s
Déclinaison: +11°44'54"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Scorpius
Angular diameter: 12165.7"
Status: Moon illumination 96.3%

Observation tip: Moon illumination 96.3%; good for observing lunar surface detail

Ascension droite: 14h54m24s
Déclinaison: -17°57'38"