February 2011 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

18 himmelbegivenheder i alt, inklusive 4 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

February 2011 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.9
Stjernebillede: Aquarius
Angular diameter: 4.8"
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: 21h24m20s
Deklination: -17°25'20"

Venus

Excellent
Tilsyneladende magnitude: -4.2
Stjernebillede: Capricornus
Angular diameter: 17.5"
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: 18h52m51s
Deklination: -21°02'57"

Mars

Excellent
Tilsyneladende magnitude: 1.0
Stjernebillede: Aquarius
Angular diameter: 3.9"
Status: near eastern quadrature

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

Rektascension: 21h45m20s
Deklination: -14°39'23"

Jupiter

Excellent
Tilsyneladende magnitude: -2.1
Stjernebillede: Aries
Angular diameter: 34.7"
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: 00h18m50s
Deklination: +00°48'09"

Saturn

Excellent
Tilsyneladende magnitude: 0.6
Stjernebillede: Libra
Angular diameter: 18.6"
Status: near eastern quadrature

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

Rektascension: 13h06m15s
Deklination: -04°13'00"

Uranus

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

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

Rektascension: 23h56m10s
Deklination: -01°11'29"

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: 22h02m29s
Deklination: -12°31'22"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Cancer
Angular diameter: 12448.8"
Status: Moon illumination 85.0%

Observation tip: Moon illumination 85.0%; good for observing lunar surface detail

Rektascension: 06h44m48s
Deklination: +22°14'02"