April 1969 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

24 合計天文イベント、含む 4 月相と 3 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

April 1969 mid-month observing conditions

Mercury

Excellent
見かけの等級: -1.7
星座: Aries
Angular diameter: 5.2"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤経: 01h57m26s
赤緯: +12°11'19"

Venus

Excellent
見かけの等級: -4.0
星座: Aries
Angular diameter: 57.6"
Status: near greatest eastern 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: 00h44m32s
赤緯: +11°35'08"

Mars

Excellent
見かけの等級: -0.8
星座: Sagittarius
Angular diameter: 13.0"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

赤経: 16h58m39s
赤緯: -22°27'10"

Jupiter

Excellent
見かけの等級: -2.4
星座: Virgo
Angular diameter: 43.5"
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: 11h56m00s
赤緯: +02°07'49"

Saturn

Excellent
見かけの等級: 0.5
星座: Aries
Angular diameter: 16.2"
Status: near western quadrature

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

赤経: 01h47m38s
赤緯: +08°42'41"

Uranus

Fair
見かけの等級: 5.4
星座: Libra
Angular diameter: 4.1"
Status: near western quadrature

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

赤経: 12h04m54s
赤緯: +00°18'34"

Neptune

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

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

赤経: 15h45m22s
赤緯: -18°03'00"

Moon

Excellent
見かけの等級: -12.7
星座: Aries
Angular diameter: 12105.6"
Status: Moon illumination 3.4%

Observation tip: Moon illumination 3.4%; good for observing lunar surface detail

赤経: 00h13m10s
赤緯: +01°46'40"