April 1909 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

25 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

April 1909 mid-month observing conditions

Mercury

Excellent
Tilsyneladende magnitude: -1.3
Stjernebillede: Aries
Angular diameter: 5.1"
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: 01h04m13s
Deklination: +05°13'09"

Venus

Excellent
Tilsyneladende magnitude: -3.9
Stjernebillede: Aries
Angular diameter: 9.7"
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: 01h18m43s
Deklination: +06°58'37"

Mars

Excellent
Tilsyneladende magnitude: 0.4
Stjernebillede: Aquarius
Angular diameter: 7.5"
Status: near eastern quadrature

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

Rektascension: 20h24m05s
Deklination: -20°31'59"

Jupiter

Excellent
Tilsyneladende magnitude: -2.3
Stjernebillede: Virgo
Angular diameter: 41.8"
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: 10h29m11s
Deklination: +10°57'12"

Saturn

Excellent
Tilsyneladende magnitude: 0.8
Stjernebillede: Aries
Angular diameter: 16.0"
Status: near eastern quadrature

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

Rektascension: 00h56m51s
Deklination: +03°40'12"

Uranus

Fair
Tilsyneladende magnitude: 5.8
Stjernebillede: Capricornus
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascension: 19h31m14s
Deklination: -22°14'26"

Neptune

Fair
Tilsyneladende magnitude: 7.9
Stjernebillede: Cancer
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascension: 07h02m16s
Deklination: +21°56'32"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Aquarius
Angular diameter: 12563.8"
Status: Moon illumination 34.7%

Observation tip: Moon illumination 34.7%; good for observing lunar surface detail

Rektascension: 21h04m22s
Deklination: -21°04'35"