July 2008 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

26 himmelbegivenheder i alt, inklusive 4 månefaser og 3 planetariske begivenheder.

Daglige himmelbegivenheder

Alle tider er i lokal tid (Asia/Shanghai)

Group Dato Solopgang/Solnedgang Måneopgang/Månenedgang Månefase Himmelbegivenheder

Planetary outlook

July 2008 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.9
Stjernebillede: Cancer
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: 06h30m07s
Deklination: +22°50'43"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Leo
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: 08h21m16s
Deklination: +20°45'36"

Mars

Excellent
Tilsyneladende magnitude: 1.7
Stjernebillede: Virgo
Angular diameter: 4.3"
Status: near western quadrature

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

Rektascension: 10h40m08s
Deklination: +09°29'20"

Jupiter

Excellent
Tilsyneladende magnitude: -2.7
Stjernebillede: Capricornus
Angular diameter: 47.3"
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: 19h12m43s
Deklination: -22°35'49"

Saturn

Excellent
Tilsyneladende magnitude: 0.8
Stjernebillede: Virgo
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: 10h33m07s
Deklination: +10°54'54"

Uranus

Fair
Tilsyneladende magnitude: 5.9
Stjernebillede: Pisces
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascension: 23h33m48s
Deklination: -03°41'23"

Neptune

Fair
Tilsyneladende magnitude: 7.7
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: 21h44m22s
Deklination: -13°57'27"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Sagittarius
Angular diameter: 11483.4"
Status: Moon illumination 89.9%

Observation tip: Moon illumination 89.9%; good for observing lunar surface detail

Rektascension: 16h56m37s
Deklination: -27°18'45"