April 2007 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

23 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

April 2007 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -0.5
Stjernebillede: Aries
Angular diameter: 5.5"
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: 00h28m32s
Deklination: +00°31'17"

Venus

Excellent
Tilsyneladende magnitude: -4.0
Stjernebillede: Gemini
Angular diameter: 14.8"
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: 04h04m10s
Deklination: +22°24'03"

Mars

Excellent
Tilsyneladende magnitude: 1.1
Stjernebillede: Pisces
Angular diameter: 5.0"
Status: near eastern quadrature

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

Rektascension: 22h35m30s
Deklination: -10°19'54"

Jupiter

Excellent
Tilsyneladende magnitude: -2.4
Stjernebillede: Sagittarius
Angular diameter: 42.0"
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: 17h15m13s
Deklination: -22°18'15"

Saturn

Excellent
Tilsyneladende magnitude: 0.3
Stjernebillede: Leo
Angular diameter: 19.0"
Status: near western quadrature

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

Rektascension: 09h24m09s
Deklination: +16°38'02"

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: 23h12m50s
Deklination: -05°52'11"

Neptune

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

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

Rektascension: 21h36m13s
Deklination: -14°32'10"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Pisces
Angular diameter: 12857.5"
Status: Moon illumination 9.1%

Observation tip: Moon illumination 9.1%; good for observing lunar surface detail

Rektascension: 23h21m08s
Deklination: -03°47'39"