April 2020 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

April 2020 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.5
星座: Aries
Angular diameter: 5.6"
Status: near inferior conjunction

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

赤経: 00h26m38s
赤緯: +00°13'44"

Venus

Excellent
見かけの等級: -4.6
星座: Gemini
Angular diameter: 30.6"
Status: near superior conjunction

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: 04h27m58s
赤緯: +26°15'04"

Mars

Excellent
見かけの等級: 0.6
星座: Aquarius
Angular diameter: 6.9"
Status: near eastern quadrature

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

赤経: 20h53m26s
赤緯: -18°48'19"

Jupiter

Excellent
見かけの等級: -2.2
星座: Capricornus
Angular diameter: 38.7"
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

赤経: 19h51m36s
赤緯: -21°03'27"

Saturn

Excellent
見かけの等級: 0.6
星座: Aquarius
Angular diameter: 16.5"
Status: near eastern quadrature

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

赤経: 20h14m38s
赤緯: -19°55'24"

Uranus

Fair
見かけの等級: 5.9
星座: Taurus
Angular diameter: 3.4"
Status: near western quadrature

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

赤経: 02h15m07s
赤緯: +13°04'34"

Neptune

Fair
見かけの等級: 7.8
星座: Pisces
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤経: 23h23m55s
赤緯: -05°00'18"

Moon

Excellent
見かけの等級: -12.7
星座: Capricornus
Angular diameter: 11911.5"
Status: Moon illumination 49.7%

Observation tip: Moon illumination 49.7%; good for observing lunar surface detail

赤経: 19h53m41s
赤緯: -23°00'19"