May 2031 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

20 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

May 2031 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.1
Stjernebillede: Aries
Angular diameter: 6.5"
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: 01h57m59s
Deklination: +09°02'26"

Venus

Excellent
Tilsyneladende magnitude: -4.2
Stjernebillede: Cancer
Angular diameter: 19.5"
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: 06h37m08s
Deklination: +25°58'17"

Mars

Excellent
Tilsyneladende magnitude: -1.7
Stjernebillede: Scorpius
Angular diameter: 16.9"
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: 14h30m38s
Deklination: -14°45'40"

Jupiter

Excellent
Tilsyneladende magnitude: -2.5
Stjernebillede: Sagittarius
Angular diameter: 44.6"
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: 17h49m51s
Deklination: -22°54'00"

Saturn

Excellent
Tilsyneladende magnitude: 0.1
Stjernebillede: Gemini
Angular diameter: 16.6"
Status: near western quadrature

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

Rektascension: 04h34m02s
Deklination: +20°26'12"

Uranus

Fair
Tilsyneladende magnitude: 5.7
Stjernebillede: Gemini
Angular diameter: 3.5"
Status: near western quadrature

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

Rektascension: 05h21m57s
Deklination: +23°15'19"

Neptune

Fair
Tilsyneladende magnitude: 7.8
Stjernebillede: Aries
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascension: 00h55m52s
Deklination: +04°20'14"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Pisces
Angular diameter: 12294.6"
Status: Moon illumination 36.9%

Observation tip: Moon illumination 36.9%; good for observing lunar surface detail

Rektascension: 22h36m03s
Deklination: -03°14'03"