December 1971 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

19 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 1971 mid-month observing conditions

Mercury

Fair
Tilsyneladende magnitude: 4.2
Stjernebillede: Sagittarius
Angular diameter: 9.8"
Status: near greatest eastern elongation

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascension: 17h05m46s
Deklination: -20°35'01"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Capricornus
Angular diameter: 11.6"
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: 19h26m29s
Deklination: -23°36'05"

Mars

Excellent
Tilsyneladende magnitude: 0.0
Stjernebillede: Pisces
Angular diameter: 8.9"
Status: near western quadrature

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

Rektascension: 23h33m31s
Deklination: -03°31'12"

Jupiter

Excellent
Tilsyneladende magnitude: -1.8
Stjernebillede: Sagittarius
Angular diameter: 31.4"
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: 17h10m16s
Deklination: -22°31'54"

Saturn

Excellent
Tilsyneladende magnitude: -0.3
Stjernebillede: Taurus
Angular diameter: 20.4"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektascension: 03h59m24s
Deklination: +18°23'50"

Uranus

Fair
Tilsyneladende magnitude: 5.6
Stjernebillede: Libra
Angular diameter: 3.8"
Status: near eastern quadrature

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

Rektascension: 13h05m56s
Deklination: -06°18'52"

Neptune

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

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

Rektascension: 16h07m16s
Deklination: -19°17'22"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Scorpius
Angular diameter: 11594.0"
Status: Moon illumination 7.7%

Observation tip: Moon illumination 7.7%; good for observing lunar surface detail

Rektascension: 15h06m36s
Deklination: -22°40'15"