October 2010 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

22 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

October 2010 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -1.5
Stjernebillede: Libra
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: 13h15m47s
Deklination: -06°50'21"

Venus

Excellent
Tilsyneladende magnitude: -4.6
Stjernebillede: Scorpius
Angular diameter: 55.2"
Status: near superior 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: 14h29m55s
Deklination: -22°29'31"

Mars

Excellent
Tilsyneladende magnitude: 1.5
Stjernebillede: Scorpius
Angular diameter: 4.1"
Status: near western quadrature

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

Rektascension: 15h12m07s
Deklination: -18°17'24"

Jupiter

Excellent
Tilsyneladende magnitude: -2.9
Stjernebillede: Pisces
Angular diameter: 48.8"
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: 23h45m51s
Deklination: -03°14'50"

Saturn

Excellent
Tilsyneladende magnitude: 0.9
Stjernebillede: Libra
Angular diameter: 15.8"
Status: near eastern quadrature

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

Rektascension: 12h38m11s
Deklination: -01°44'54"

Uranus

Fair
Tilsyneladende magnitude: 5.8
Stjernebillede: Pisces
Angular diameter: 3.7"
Status: near western quadrature

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

Rektascension: 23h52m49s
Deklination: -01°37'45"

Neptune

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

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

Rektascension: 21h53m55s
Deklination: -13°17'24"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Capricornus
Angular diameter: 11704.4"
Status: Moon illumination 51.2%

Observation tip: Moon illumination 51.2%; good for observing lunar surface detail

Rektascension: 19h37m06s
Deklination: -20°04'58"