December 1919 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

17 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

December 1919 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.1
Stjernebillede: Sagittarius
Angular diameter: 7.8"
Status: near greatest eastern elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascension: 16h02m48s
Deklination: -17°54'37"

Venus

Excellent
Tilsyneladende magnitude: -4.3
Stjernebillede: Scorpius
Angular diameter: 19.8"
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: 14h20m09s
Deklination: -11°15'43"

Mars

Excellent
Tilsyneladende magnitude: 1.2
Stjernebillede: Libra
Angular diameter: 5.7"
Status: near eastern quadrature

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

Rektascension: 12h31m41s
Deklination: -01°26'24"

Jupiter

Excellent
Tilsyneladende magnitude: -2.4
Stjernebillede: Leo
Angular diameter: 42.0"
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: 09h22m39s
Deklination: +16°08'17"

Saturn

Excellent
Tilsyneladende magnitude: 0.7
Stjernebillede: Virgo
Angular diameter: 18.3"
Status: near eastern quadrature

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

Rektascension: 10h54m50s
Deklination: +08°48'25"

Uranus

Fair
Tilsyneladende magnitude: 5.9
Stjernebillede: Pisces
Angular diameter: 3.5"
Status: near western quadrature

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

Rektascension: 22h03m05s
Deklination: -12°44'44"

Neptune

Fair
Tilsyneladende magnitude: 7.8
Stjernebillede: Leo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascension: 08h54m58s
Deklination: +17°21'49"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Virgo
Angular diameter: 11808.2"
Status: Moon illumination 42.6%

Observation tip: Moon illumination 42.6%; good for observing lunar surface detail

Rektascension: 11h55m32s
Deklination: -04°08'59"