April 1971 Himmelbegivenheder

Observatørens placering:Beijing (39.904°, 116.407°)

Månedlig oversigt over himmelbegivenheder

20 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 1971 mid-month observing conditions

Mercury

Good
Tilsyneladende magnitude: 3.9
Stjernebillede: Aries
Angular diameter: 11.0"
Status: near superior conjunction

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascension: 01h56m51s
Deklination: +14°50'46"

Venus

Excellent
Tilsyneladende magnitude: -4.0
Stjernebillede: Pisces
Angular diameter: 13.1"
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: 23h23m48s
Deklination: -05°17'43"

Mars

Excellent
Tilsyneladende magnitude: 0.1
Stjernebillede: Capricornus
Angular diameter: 9.0"
Status: near eastern quadrature

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

Rektascension: 19h26m01s
Deklination: -22°50'24"

Jupiter

Excellent
Tilsyneladende magnitude: -2.4
Stjernebillede: Sagittarius
Angular diameter: 43.0"
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: 16h15m50s
Deklination: -20°15'21"

Saturn

Excellent
Tilsyneladende magnitude: 0.2
Stjernebillede: Taurus
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: 03h19m44s
Deklination: +16°21'14"

Uranus

Fair
Tilsyneladende magnitude: 5.4
Stjernebillede: Libra
Angular diameter: 4.1"
Status: near western quadrature

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

Rektascension: 12h41m29s
Deklination: -03°40'45"

Neptune

Fair
Tilsyneladende magnitude: 7.9
Stjernebillede: Sagittarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascension: 16h03m45s
Deklination: -19°01'03"

Moon

Excellent
Tilsyneladende magnitude: -12.7
Stjernebillede: Sagittarius
Angular diameter: 11856.1"
Status: Moon illumination 84.0%

Observation tip: Moon illumination 84.0%; good for observing lunar surface detail

Rektascension: 16h36m57s
Deklination: -26°52'28"