February 2012 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

17 himmelbegivenheder i alt, inklusive 3 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

February 2012 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -1.4
Stjernebillede: Pisces
Angular diameter: 5.0"
Status: near greatest western elongation

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

Rektascension: 22h17m20s
Deklination: -12°26'34"

Venus

Excellent
Tilsyneladende magnitude: -4.2
Stjernebillede: Aries
Angular diameter: 16.5"
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: 00h29m10s
Deklination: +03°03'51"

Mars

Excellent
Tilsyneladende magnitude: -0.9
Stjernebillede: Virgo
Angular diameter: 13.1"
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: 11h29m43s
Deklination: +07°45'59"

Jupiter

Excellent
Tilsyneladende magnitude: -2.2
Stjernebillede: Taurus
Angular diameter: 37.5"
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: 02h10m27s
Deklination: +12°04'14"

Saturn

Excellent
Tilsyneladende magnitude: 0.5
Stjernebillede: Libra
Angular diameter: 18.0"
Status: near eastern quadrature

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

Rektascension: 13h53m19s
Deklination: -08°49'56"

Uranus

Fair
Tilsyneladende magnitude: 6.0
Stjernebillede: Aries
Angular diameter: 3.4"
Status: near western quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Rektascension: 00h09m57s
Deklination: +00°19'04"

Neptune

Fair
Tilsyneladende magnitude: 7.8
Stjernebillede: Pisces
Angular diameter: 2.2"
Status: near western quadrature

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

Rektascension: 22h10m44s
Deklination: -11°50'08"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Scorpius
Angular diameter: 12523.6"
Status: Moon illumination 46.9%

Observation tip: Moon illumination 46.9%; good for observing lunar surface detail

Rektascension: 15h48m02s
Deklination: -21°02'22"