April 1957 Hemelgebeurtenissen

Waarnemer locatie:Beijing (39.904°, 116.407°)

Maandelijks overzicht hemelgebeurtenissen

22 hemelgebeurtenissen totaal, inclusief 4 maanfasen en 3 planetaire gebeurtenissen.

Dagelijkse hemelgebeurtenissen

Alle tijden zijn in lokale tijd (Asia/Shanghai)

Group Datum Zonsopgang/Zonsondergang Maansopgang/Maansondergang Maanfase Hemelgebeurtenissen

Planetary outlook

April 1957 mid-month observing conditions

Mercury

Excellent
Schijnbare helderheid: -0.0
Sterrenbeeld: Taurus
Angular diameter: 7.7"
Status: near greatest western elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rechte klimming: 02h44m01s
Declinatie: +18°44'03"

Venus

Excellent
Schijnbare helderheid: -3.9
Sterrenbeeld: Aries
Angular diameter: 9.7"
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

Rechte klimming: 01h33m48s
Declinatie: +08°35'55"

Mars

Excellent
Schijnbare helderheid: 1.5
Sterrenbeeld: Gemini
Angular diameter: 4.7"
Status: near western quadrature

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

Rechte klimming: 05h05m51s
Declinatie: +24°07'50"

Jupiter

Excellent
Schijnbare helderheid: -2.4
Sterrenbeeld: Virgo
Angular diameter: 43.2"
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

Rechte klimming: 11h38m43s
Declinatie: +03°58'07"

Saturn

Excellent
Schijnbare helderheid: 0.3
Sterrenbeeld: Sagittarius
Angular diameter: 17.8"
Status: near eastern quadrature

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

Rechte klimming: 16h51m08s
Declinatie: -20°38'27"

Uranus

Fair
Schijnbare helderheid: 5.5
Sterrenbeeld: Leo
Angular diameter: 3.8"
Status: near western quadrature

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

Rechte klimming: 08h21m14s
Declinatie: +20°07'10"

Neptune

Fair
Schijnbare helderheid: 7.9
Sterrenbeeld: Libra
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rechte klimming: 13h59m36s
Declinatie: -10°16'29"

Moon

Excellent
Schijnbare helderheid: -12.7
Sterrenbeeld: Libra
Angular diameter: 12580.0"
Status: Moon illumination 99.7%

Observation tip: Moon illumination 99.7%; good for observing lunar surface detail

Rechte klimming: 13h54m22s
Declinatie: -13°29'32"