December 2025 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

December 2025 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.5
Stjernebillede: Sagittarius
Angular diameter: 5.8"
Status: near inferior conjunction

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

Rektascension: 16h08m55s
Deklination: -19°25'18"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Sagittarius
Angular diameter: 9.8"
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: 17h07m03s
Deklination: -22°42'56"

Mars

Excellent
Tilsyneladende magnitude: 1.2
Stjernebillede: Sagittarius
Angular diameter: 3.9"
Status: near western quadrature

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

Rektascension: 17h58m57s
Deklination: -24°12'43"

Jupiter

Excellent
Tilsyneladende magnitude: -2.6
Stjernebillede: Cancer
Angular diameter: 45.5"
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: 07h41m01s
Deklination: +21°36'30"

Saturn

Excellent
Tilsyneladende magnitude: 1.0
Stjernebillede: Pisces
Angular diameter: 17.6"
Status: near western quadrature

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

Rektascension: 23h46m50s
Deklination: -03°57'01"

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: 03h45m14s
Deklination: +19°37'41"

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: 23h59m51s
Deklination: -01°28'47"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Libra
Angular diameter: 11517.9"
Status: Moon illumination 21.6%

Observation tip: Moon illumination 21.6%; good for observing lunar surface detail

Rektascension: 13h39m07s
Deklination: -14°07'16"