September 1904 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

20 himmelbegivenheder i alt, inklusive 4 månefaser og 1 planetariske begivenheder.

Daglige himmelbegivenheder

Alle tider er i lokal tid (Asia/Shanghai)

Group Dato Solopgang/Solnedgang Måneopgang/Månenedgang Månefase Himmelbegivenheder

Planetary outlook

September 1904 mid-month observing conditions

Mercury

Fair
Tilsyneladende magnitude: 5.3
Stjernebillede: Virgo
Angular diameter: 10.5"
Status: near superior conjunction

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

Rektascension: 11h32m15s
Deklination: -00°46'14"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Libra
Angular diameter: 10.4"
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: 12h39m46s
Deklination: -03°14'04"

Mars

Excellent
Tilsyneladende magnitude: 1.8
Stjernebillede: Leo
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: 09h29m51s
Deklination: +16°04'02"

Jupiter

Excellent
Tilsyneladende magnitude: -2.8
Stjernebillede: Aries
Angular diameter: 47.9"
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: 01h50m31s
Deklination: +09°43'52"

Saturn

Excellent
Tilsyneladende magnitude: 0.5
Stjernebillede: Aquarius
Angular diameter: 18.4"
Status: near western quadrature

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

Rektascension: 21h12m29s
Deklination: -17°23'30"

Uranus

Fair
Tilsyneladende magnitude: 5.7
Stjernebillede: Sagittarius
Angular diameter: 3.7"
Status: near western quadrature

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

Rektascension: 17h42m31s
Deklination: -23°35'42"

Neptune

Fair
Tilsyneladende magnitude: 7.9
Stjernebillede: Cancer
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascension: 06h34m30s
Deklination: +22°12'32"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Sagittarius
Angular diameter: 12306.2"
Status: Moon illumination 33.0%

Observation tip: Moon illumination 33.0%; good for observing lunar surface detail

Rektascension: 16h02m26s
Deklination: -15°31'45"