June 1990 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

June 1990 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.5
Stjernebillede: Gemini
Angular diameter: 6.1"
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: 04h12m53s
Deklination: +19°22'52"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Taurus
Angular diameter: 13.3"
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: 03h05m09s
Deklination: +15°22'11"

Mars

Excellent
Tilsyneladende magnitude: 0.4
Stjernebillede: Aries
Angular diameter: 7.3"
Status: near eastern quadrature

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

Rektascension: 00h42m22s
Deklination: +02°24'16"

Jupiter

Excellent
Tilsyneladende magnitude: -1.9
Stjernebillede: Cancer
Angular diameter: 32.1"
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: 07h08m34s
Deklination: +22°41'33"

Saturn

Excellent
Tilsyneladende magnitude: 0.3
Stjernebillede: Capricornus
Angular diameter: 18.2"
Status: near eastern quadrature

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

Rektascension: 19h43m43s
Deklination: -21°11'05"

Uranus

Fair
Tilsyneladende magnitude: 5.6
Stjernebillede: Capricornus
Angular diameter: 3.8"
Status: near eastern quadrature

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

Rektascension: 18h35m43s
Deklination: -23°30'44"

Neptune

Fair
Tilsyneladende magnitude: 7.8
Stjernebillede: Capricornus
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascension: 18h59m15s
Deklination: -21°51'44"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Pisces
Angular diameter: 12152.3"
Status: Moon illumination 63.0%

Observation tip: Moon illumination 63.0%; good for observing lunar surface detail

Rektascension: 22h37m22s
Deklination: -05°51'28"