April 1985 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 1985 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: 1.9
Constellation: Aries
Angular diameter: 10.8"
Status: near greatest eastern elongation

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

Ascension droite: 00h25m45s
Déclinaison: +02°35'31"

Venus

Excellent
Magnitude apparente: -4.3
Constellation: Aries
Angular diameter: 55.4"
Status: near greatest eastern 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: 00h20m17s
Déclinaison: +08°26'03"

Mars

Excellent
Magnitude apparente: 1.5
Constellation: Taurus
Angular diameter: 4.0"
Status: near western quadrature

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

Ascension droite: 03h18m00s
Déclinaison: +18°40'34"

Jupiter

Excellent
Magnitude apparente: -2.1
Constellation: Aquarius
Angular diameter: 36.9"
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: 21h02m55s
Déclinaison: -17°19'47"

Saturn

Excellent
Magnitude apparente: 0.2
Constellation: Scorpius
Angular diameter: 18.3"
Status: near eastern quadrature

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

Ascension droite: 15h40m53s
Déclinaison: -17°11'28"

Uranus

Fair
Magnitude apparente: 5.6
Constellation: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

Ascension droite: 17h06m46s
Déclinaison: -22°53'54"

Neptune

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

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

Ascension droite: 18h15m30s
Déclinaison: -22°14'46"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Pisces
Angular diameter: 11682.9"
Status: Moon illumination 23.2%

Observation tip: Moon illumination 23.2%; good for observing lunar surface detail

Ascension droite: 22h06m58s
Déclinaison: -17°07'23"