April 1930 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

26 himmelbegivenheder i alt, inklusive 4 månefaser og 3 planetariske begivenheder.

Daglige himmelbegivenheder

Alle tider er i lokal tid (Asia/Shanghai)

Group Dato Solopgang/Solnedgang Måneopgang/Månenedgang Månefase Himmelbegivenheder

Planetary outlook

April 1930 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -1.2
Stjernebillede: 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

Rektascension: 02h22m25s
Deklination: +15°32'03"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: 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

Rektascension: 02h34m28s
Deklination: +14°49'44"

Mars

Excellent
Tilsyneladende magnitude: 1.2
Stjernebillede: 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

Rektascension: 23h34m09s
Deklination: -04°04'42"

Jupiter

Excellent
Tilsyneladende magnitude: -2.0
Stjernebillede: 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

Rektascension: 04h51m28s
Deklination: +22°10'20"

Saturn

Excellent
Tilsyneladende magnitude: 0.4
Stjernebillede: 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

Rektascension: 18h51m14s
Deklination: -22°11'05"

Uranus

Fair
Tilsyneladende magnitude: 6.0
Stjernebillede: Aries
Angular diameter: 3.4"
Status: near eastern quadrature

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

Rektascension: 00h45m27s
Deklination: +04°10'43"

Neptune

Fair
Tilsyneladende magnitude: 7.9
Stjernebillede: Virgo
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascension: 10h13m07s
Deklination: +11°44'54"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Scorpius
Angular diameter: 12165.7"
Status: Moon illumination 96.3%

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

Rektascension: 14h54m24s
Deklination: -17°57'38"