May 1957 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

21 合計天文イベント、含む 4 月相と 1 惑星イベント。

毎日の天文現象

すべての時刻は現地時間 (Asia/Shanghai)

Group 日付 日の出/日の入り 月の出/月の入り 月相 天文現象

Planetary outlook

May 1957 mid-month observing conditions

Mercury

Good
見かけの等級: 2.9
星座: 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

赤経: 02h35m30s
赤緯: +12°55'54"

Venus

Excellent
見かけの等級: -3.9
星座: 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

赤経: 03h59m13s
赤緯: +20°27'56"

Mars

Excellent
見かけの等級: 1.7
星座: 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

赤経: 06h28m35s
赤緯: +24°34'23"

Jupiter

Excellent
見かけの等級: -2.2
星座: 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

赤経: 11h32m22s
赤緯: +04°32'50"

Saturn

Excellent
見かけの等級: 0.1
星座: 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

赤経: 16h44m20s
赤緯: -20°25'02"

Uranus

Fair
見かけの等級: 5.6
星座: Leo
Angular diameter: 3.7"
Status: near western quadrature

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

赤経: 08h23m23s
赤緯: +19°59'10"

Neptune

Fair
見かけの等級: 7.9
星座: Libra
Angular diameter: 2.3"
Status: near western quadrature

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

赤経: 13h56m34s
赤緯: -10°00'04"

Moon

Excellent
見かけの等級: -12.7
星座: Sagittarius
Angular diameter: 12155.9"
Status: Moon illumination 98.7%

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

赤経: 16h22m17s
赤緯: -19°56'10"