April 1979 Événements célestes

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

Aperçu des événements célestes mensuels

21 événements célestes au total, dont 4 phases lunaires et 1 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 1979 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: 0.6
Constellation: Pisces
Angular diameter: 8.9"
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: 23h56m09s
Déclinaison: -02°12'06"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Pisces
Angular diameter: 13.0"
Status: near inferior 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: 23h25m57s
Déclinaison: -05°05'22"

Mars

Excellent
Magnitude apparente: 1.2
Constellation: Aries
Angular diameter: 4.1"
Status: near eastern quadrature

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

Ascension droite: 00h24m08s
Déclinaison: +01°36'04"

Jupiter

Excellent
Magnitude apparente: -2.2
Constellation: Leo
Angular diameter: 38.5"
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: 08h07m47s
Déclinaison: +20°53'42"

Saturn

Excellent
Magnitude apparente: 0.5
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: 10h40m11s
Déclinaison: +10°35'37"

Uranus

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

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

Ascension droite: 15h10m37s
Déclinaison: -17°24'26"

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: 17h18m28s
Déclinaison: -21°39'16"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Scorpius
Angular diameter: 12105.2"
Status: Moon illumination 93.5%

Observation tip: Moon illumination 93.5%; good for observing lunar surface detail

Ascension droite: 15h30m18s
Déclinaison: -14°05'37"