December 2024 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

26 himmelbegivenheder i alt, inklusive 5 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

December 2024 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: 0.4
Stjernebillede: Sagittarius
Angular diameter: 8.5"
Status: near greatest eastern elongation

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

Rektascension: 16h20m27s
Deklination: -18°34'02"

Venus

Excellent
Tilsyneladende magnitude: -4.3
Stjernebillede: Aquarius
Angular diameter: 19.1"
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: 20h47m43s
Deklination: -20°11'43"

Mars

Excellent
Tilsyneladende magnitude: -0.8
Stjernebillede: Leo
Angular diameter: 12.9"
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: 08h35m47s
Deklination: +21°55'47"

Jupiter

Excellent
Tilsyneladende magnitude: -2.8
Stjernebillede: Gemini
Angular diameter: 48.1"
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: 04h56m26s
Deklination: +21°58'42"

Saturn

Excellent
Tilsyneladende magnitude: 1.0
Stjernebillede: Pisces
Angular diameter: 17.0"
Status: near western quadrature

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

Rektascension: 23h02m07s
Deklination: -08°22'15"

Uranus

Fair
Tilsyneladende magnitude: 5.6
Stjernebillede: Taurus
Angular diameter: 3.8"
Status: near western quadrature

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

Rektascension: 03h27m21s
Deklination: +18°33'25"

Neptune

Fair
Tilsyneladende magnitude: 7.7
Stjernebillede: Pisces
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascension: 23h51m35s
Deklination: -02°19'27"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Gemini
Angular diameter: 12603.1"
Status: Moon illumination 99.6%

Observation tip: Moon illumination 99.6%; good for observing lunar surface detail

Rektascension: 05h08m03s
Deklination: +27°46'15"