April 1980 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

20 sky events total, including 4 moon phases and 2 planetary events.

Daily Sky Events

All times are in local time (Asia/Shanghai)

Group Date Sunrise/Sunset Moonrise/Moonset Moon Phase Sky Events

Planetary outlook

April 1980 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -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

Right ascension: 00h05m54s
Declination: -02°12'01"

Venus

Excellent
Apparent magnitude: -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

Right ascension: 04h33m38s
Declination: +25°49'28"

Mars

Excellent
Apparent magnitude: -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

Right ascension: 09h57m58s
Declination: +15°16'21"

Jupiter

Excellent
Apparent magnitude: -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

Right ascension: 10h11m52s
Declination: +12°30'14"

Saturn

Excellent
Apparent magnitude: 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

Right ascension: 11h32m00s
Declination: +05°37'52"

Uranus

Fair
Apparent magnitude: 5.5
Constellation: Scorpius
Angular diameter: 3.9"
Status: near eastern quadrature

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

Right ascension: 15h29m42s
Declination: -18°40'04"

Neptune

Fair
Apparent magnitude: 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

Right ascension: 17h27m54s
Declination: -21°50'15"

Moon

Excellent
Apparent magnitude: -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

Right ascension: 01h31m08s
Declination: +05°01'57"