October 1984 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

25 himmelbegivenheder i alt, inklusive 5 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

October 1984 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -1.4
Stjernebillede: Libra
Angular diameter: 4.7"
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: 13h32m53s
Deklination: -09°03'23"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Scorpius
Angular diameter: 12.4"
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: 15h24m09s
Deklination: -19°22'57"

Mars

Excellent
Tilsyneladende magnitude: 0.3
Stjernebillede: Capricornus
Angular diameter: 7.5"
Status: near western quadrature

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

Rektascension: 18h30m06s
Deklination: -25°18'29"

Jupiter

Excellent
Tilsyneladende magnitude: -2.1
Stjernebillede: Capricornus
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: 18h27m27s
Deklination: -23°26'19"

Saturn

Excellent
Tilsyneladende magnitude: 0.6
Stjernebillede: Scorpius
Angular diameter: 15.4"
Status: near western quadrature

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

Rektascension: 14h56m03s
Deklination: -14°36'28"

Uranus

Fair
Tilsyneladende magnitude: 5.7
Stjernebillede: Sagittarius
Angular diameter: 3.6"
Status: near western quadrature

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

Rektascension: 16h37m19s
Deklination: -22°04'21"

Neptune

Fair
Tilsyneladende magnitude: 7.9
Stjernebillede: Sagittarius
Angular diameter: 2.2"
Status: near western quadrature

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

Rektascension: 17h55m38s
Deklination: -22°17'36"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Gemini
Angular diameter: 11825.4"
Status: Moon illumination 78.4%

Observation tip: Moon illumination 78.4%; good for observing lunar surface detail

Rektascension: 05h04m22s
Deklination: +24°34'49"