April 1984 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

23 himmelbegivenheder i alt, inklusive 4 månefaser og 2 planetariske begivenheder.

Daglige himmelbegivenheder

Alle tider er i lokal tid (Asia/Shanghai)

Group Dato Solopgang/Solnedgang Måneopgang/Månenedgang Månefase Himmelbegivenheder

Planetary outlook

April 1984 mid-month observing conditions

Mercury

Good
Tilsyneladende magnitude: 2.8
Stjernebillede: Taurus
Angular diameter: 10.6"
Status: near superior conjunction

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

Rektascension: 02h11m33s
Deklination: +16°17'18"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Aries
Angular diameter: 10.2"
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

Rektascension: 00h34m47s
Deklination: +02°06'25"

Mars

Excellent
Tilsyneladende magnitude: -1.2
Stjernebillede: Scorpius
Angular diameter: 14.7"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektascension: 15h42m57s
Deklination: -18°46'08"

Jupiter

Excellent
Tilsyneladende magnitude: -2.3
Stjernebillede: Capricornus
Angular diameter: 39.9"
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

Rektascension: 18h54m46s
Deklination: -22°38'24"

Saturn

Excellent
Tilsyneladende magnitude: 0.2
Stjernebillede: Scorpius
Angular diameter: 18.7"
Status: near eastern quadrature

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

Rektascension: 14h51m01s
Deklination: -13°40'56"

Uranus

Fair
Tilsyneladende magnitude: 5.5
Stjernebillede: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

Rektascension: 16h47m19s
Deklination: -22°20'57"

Neptune

Fair
Tilsyneladende magnitude: 7.9
Stjernebillede: Capricornus
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascension: 18h05m58s
Deklination: -22°14'02"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Libra
Angular diameter: 12886.4"
Status: Moon illumination 98.9%

Observation tip: Moon illumination 98.9%; good for observing lunar surface detail

Rektascension: 12h58m13s
Deklination: -01°45'06"