May 2007 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

23 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

May 2007 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -1.1
Stjernebillede: Gemini
Angular diameter: 5.6"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascension: 04h20m50s
Deklination: +23°13'57"

Venus

Excellent
Tilsyneladende magnitude: -4.2
Stjernebillede: Cancer
Angular diameter: 18.3"
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: 06h32m42s
Deklination: +25°53'58"

Mars

Excellent
Tilsyneladende magnitude: 0.9
Stjernebillede: Aries
Angular diameter: 5.5"
Status: near eastern quadrature

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

Rektascension: 00h00m44s
Deklination: -01°33'07"

Jupiter

Excellent
Tilsyneladende magnitude: -2.5
Stjernebillede: Sagittarius
Angular diameter: 45.0"
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: 17h06m10s
Deklination: -22°07'55"

Saturn

Excellent
Tilsyneladende magnitude: 0.5
Stjernebillede: Leo
Angular diameter: 18.0"
Status: near western quadrature

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

Rektascension: 09h26m14s
Deklination: +16°26'26"

Uranus

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

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

Rektascension: 23h17m17s
Deklination: -05°24'52"

Neptune

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

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

Rektascension: 21h37m49s
Deklination: -14°24'51"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Aries
Angular diameter: 12933.6"
Status: Moon illumination 5.0%

Observation tip: Moon illumination 5.0%; good for observing lunar surface detail

Rektascension: 01h39m42s
Deklination: +14°09'48"