September 2007 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

22 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

September 2007 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.1
Stjernebillede: Libra
Angular diameter: 5.6"
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: 12h50m42s
Deklination: -06°30'58"

Venus

Excellent
Tilsyneladende magnitude: -4.8
Stjernebillede: Leo
Angular diameter: 43.6"
Status: near greatest eastern 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: 09h11m48s
Deklination: +09°56'35"

Mars

Excellent
Tilsyneladende magnitude: 0.1
Stjernebillede: Gemini
Angular diameter: 8.8"
Status: near eastern quadrature

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

Rektascension: 05h30m00s
Deklination: +22°48'11"

Jupiter

Excellent
Tilsyneladende magnitude: -2.1
Stjernebillede: Sagittarius
Angular diameter: 36.8"
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: 16h42m55s
Deklination: -21°52'01"

Saturn

Excellent
Tilsyneladende magnitude: 0.7
Stjernebillede: Virgo
Angular diameter: 16.3"
Status: near eastern quadrature

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

Rektascension: 10h16m10s
Deklination: +12°09'21"

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: 23h11m35s
Deklination: -06°04'31"

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: 21h29m15s
Deklination: -15°08'38"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Libra
Angular diameter: 11479.6"
Status: Moon illumination 11.0%

Observation tip: Moon illumination 11.0%; good for observing lunar surface detail

Rektascension: 13h46m14s
Deklination: -15°28'47"