May 1957 Himmelsereignisse

Beobachterstandort:Beijing (39.904°, 116.407°)

Monatliche Himmelsereignisse

21 Himmelereignisse insgesamt, einschließlich 4 Mondphasen und 1 Planetenereignisse.

Tägliche Himmelsereignisse

Alle Zeiten in Ortszeit (Asia/Shanghai)

Group Datum Sonnenaufgang/-untergang Mondaufgang/-untergang Mondphase Himmelsereignisse

Planetary outlook

May 1957 mid-month observing conditions

Mercury

Good
Scheinbare Helligkeit: 2.9
Sternbild: Taurus
Angular diameter: 11.6"
Status: near greatest eastern elongation

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

Rektaszension: 02h35m30s
Deklination: +12°55'54"

Venus

Excellent
Scheinbare Helligkeit: -3.9
Sternbild: Taurus
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

Rektaszension: 03h59m13s
Deklination: +20°27'56"

Mars

Excellent
Scheinbare Helligkeit: 1.7
Sternbild: Cancer
Angular diameter: 4.2"
Status: near western quadrature

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

Rektaszension: 06h28m35s
Deklination: +24°34'23"

Jupiter

Excellent
Scheinbare Helligkeit: -2.2
Sternbild: Virgo
Angular diameter: 40.2"
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

Rektaszension: 11h32m22s
Deklination: +04°32'50"

Saturn

Excellent
Scheinbare Helligkeit: 0.1
Sternbild: Sagittarius
Angular diameter: 18.3"
Status: near eastern quadrature

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

Rektaszension: 16h44m20s
Deklination: -20°25'02"

Uranus

Fair
Scheinbare Helligkeit: 5.6
Sternbild: Leo
Angular diameter: 3.7"
Status: near western quadrature

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

Rektaszension: 08h23m23s
Deklination: +19°59'10"

Neptune

Fair
Scheinbare Helligkeit: 7.9
Sternbild: Libra
Angular diameter: 2.3"
Status: near western quadrature

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

Rektaszension: 13h56m34s
Deklination: -10°00'04"

Moon

Excellent
Scheinbare Helligkeit: -12.7
Sternbild: Sagittarius
Angular diameter: 12155.9"
Status: Moon illumination 98.7%

Observation tip: Moon illumination 98.7%; good for observing lunar surface detail

Rektaszension: 16h22m17s
Deklination: -19°56'10"