October 1988 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

23 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

October 1988 mid-month observing conditions

Mercury

Good
Tilsyneladende magnitude: 3.2
Stjernebillede: Libra
Angular diameter: 9.6"
Status: near greatest eastern elongation

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

Rektascension: 12h51m11s
Deklination: -06°02'43"

Venus

Excellent
Tilsyneladende magnitude: -4.1
Stjernebillede: Virgo
Angular diameter: 15.2"
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: 10h55m35s
Deklination: +07°48'22"

Mars

Excellent
Tilsyneladende magnitude: -2.4
Stjernebillede: Aries
Angular diameter: 21.7"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektascension: 00h09m08s
Deklination: -02°40'28"

Jupiter

Excellent
Tilsyneladende magnitude: -2.7
Stjernebillede: Gemini
Angular diameter: 46.5"
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: 04h14m51s
Deklination: +20°10'52"

Saturn

Excellent
Tilsyneladende magnitude: 0.5
Stjernebillede: Sagittarius
Angular diameter: 16.0"
Status: near western quadrature

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

Rektascension: 17h49m28s
Deklination: -22°34'07"

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: 17h49m58s
Deklination: -23°38'15"

Neptune

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

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

Rektascension: 18h32m54s
Deklination: -22°17'19"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Sagittarius
Angular diameter: 11907.5"
Status: Moon illumination 15.9%

Observation tip: Moon illumination 15.9%; good for observing lunar surface detail

Rektascension: 16h23m25s
Deklination: -26°48'38"