January 2091 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

20 himmelbegivenheder i alt, inklusive 4 månefaser og 0 planetariske begivenheder.

Daglige himmelbegivenheder

Alle tider er i lokal tid (Asia/Shanghai)

Group Dato Solopgang/Solnedgang Måneopgang/Månenedgang Månefase Himmelbegivenheder

Planetary outlook

January 2091 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.5
Stjernebillede: Capricornus
Angular diameter: 4.9"
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: 18h51m28s
Deklination: -23°51'00"

Venus

Excellent
Tilsyneladende magnitude: -4.3
Stjernebillede: Sagittarius
Angular diameter: 18.4"
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: 16h37m31s
Deklination: -19°23'12"

Mars

Excellent
Tilsyneladende magnitude: -0.1
Stjernebillede: Virgo
Angular diameter: 10.0"
Status: near eastern quadrature

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

Rektascension: 11h47m31s
Deklination: +04°55'07"

Jupiter

Excellent
Tilsyneladende magnitude: -1.8
Stjernebillede: Capricornus
Angular diameter: 32.0"
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: 18h27m52s
Deklination: -23°06'28"

Saturn

Excellent
Tilsyneladende magnitude: -0.3
Stjernebillede: Gemini
Angular diameter: 20.3"
Status: near western quadrature

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

Rektascension: 05h14m49s
Deklination: +21°35'37"

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: 22h59m17s
Deklination: -07°16'57"

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: 09h57m21s
Deklination: +12°53'55"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Scorpius
Angular diameter: 12386.0"
Status: Moon illumination 23.7%

Observation tip: Moon illumination 23.7%; good for observing lunar surface detail

Rektascension: 15h43m49s
Deklination: -14°40'50"