January 2090 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

19 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

January 2090 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.3
Stjernebillede: Capricornus
Angular diameter: 5.9"
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: 18h13m48s
Deklination: -22°42'16"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Aquarius
Angular diameter: 9.8"
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: 20h19m10s
Deklination: -20°47'59"

Mars

Excellent
Tilsyneladende magnitude: 1.1
Stjernebillede: Aquarius
Angular diameter: 3.9"
Status: near western quadrature

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

Rektascension: 20h13m22s
Deklination: -20°58'23"

Jupiter

Excellent
Tilsyneladende magnitude: -1.8
Stjernebillede: Sagittarius
Angular diameter: 32.7"
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: 16h38m54s
Deklination: -21°24'21"

Saturn

Excellent
Tilsyneladende magnitude: -0.2
Stjernebillede: Gemini
Angular diameter: 19.8"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektascension: 04h12m36s
Deklination: +19°12'42"

Uranus

Fair
Tilsyneladende magnitude: 6.0
Stjernebillede: Pisces
Angular diameter: 3.4"
Status: near western quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Rektascension: 22h45m09s
Deklination: -08°43'06"

Neptune

Fair
Tilsyneladende magnitude: 7.7
Stjernebillede: Leo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascension: 09h48m32s
Deklination: +13°35'54"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Cancer
Angular diameter: 12811.3"
Status: Moon illumination 97.9%

Observation tip: Moon illumination 97.9%; good for observing lunar surface detail

Rektascension: 06h40m04s
Deklination: +18°05'03"