August 1931 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

24 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

August 1931 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: 0.6
Stjernebillede: Virgo
Angular diameter: 8.4"
Status: near superior conjunction

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

Rektascension: 11h09m13s
Deklination: +02°22'52"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Leo
Angular diameter: 9.7"
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: 09h09m37s
Deklination: +17°29'18"

Mars

Excellent
Tilsyneladende magnitude: 1.5
Stjernebillede: Libra
Angular diameter: 4.5"
Status: near western quadrature

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

Rektascension: 12h30m55s
Deklination: -03°00'07"

Jupiter

Excellent
Tilsyneladende magnitude: -1.8
Stjernebillede: Leo
Angular diameter: 31.6"
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: 08h35m23s
Deklination: +19°07'36"

Saturn

Excellent
Tilsyneladende magnitude: 0.2
Stjernebillede: Capricornus
Angular diameter: 18.2"
Status: near western quadrature

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

Rektascension: 19h16m53s
Deklination: -22°10'17"

Uranus

Fair
Tilsyneladende magnitude: 5.8
Stjernebillede: Aries
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascension: 01h11m57s
Deklination: +06°54'40"

Neptune

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

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

Rektascension: 10h28m19s
Deklination: +10°21'12"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Virgo
Angular diameter: 12890.3"
Status: Moon illumination 2.0%

Observation tip: Moon illumination 2.0%; good for observing lunar surface detail

Rektascension: 10h39m26s
Deklination: +11°11'18"