October 1939 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

22 himmelbegivenheder i alt, inklusive 4 månefaser og 1 planetariske begivenheder.

Daglige himmelbegivenheder

Alle tider er i lokal tid (Asia/Shanghai)

Group Dato Solopgang/Solnedgang Måneopgang/Månenedgang Månefase Himmelbegivenheder

Planetary outlook

October 1939 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.4
Stjernebillede: Scorpius
Angular diameter: 5.0"
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: 14h12m42s
Deklination: -14°18'52"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Libra
Angular diameter: 9.9"
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: 13h56m56s
Deklination: -11°09'49"

Mars

Excellent
Tilsyneladende magnitude: -0.9
Stjernebillede: Aquarius
Angular diameter: 13.4"
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

Rektascension: 20h50m22s
Deklination: -20°54'10"

Jupiter

Excellent
Tilsyneladende magnitude: -2.9
Stjernebillede: Aries
Angular diameter: 49.3"
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: 00h08m15s
Deklination: -00°51'55"

Saturn

Excellent
Tilsyneladende magnitude: 0.1
Stjernebillede: Aries
Angular diameter: 20.0"
Status: near eastern quadrature

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

Rektascension: 01h49m25s
Deklination: +08°18'11"

Uranus

Fair
Tilsyneladende magnitude: 5.7
Stjernebillede: Taurus
Angular diameter: 3.8"
Status: near eastern quadrature

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

Rektascension: 03h15m01s
Deklination: +17°43'01"

Neptune

Fair
Tilsyneladende magnitude: 8.0
Stjernebillede: Virgo
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascension: 11h40m06s
Deklination: +03°24'47"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Scorpius
Angular diameter: 12463.0"
Status: Moon illumination 6.1%

Observation tip: Moon illumination 6.1%; good for observing lunar surface detail

Rektascension: 15h09m34s
Deklination: -15°48'52"