April 2087 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

17 合計天文イベント、含む 4 月相と 2 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 2087 mid-month observing conditions

Mercury

Excellent
見かけの等級: -2.1
星座: Aries
Angular diameter: 5.0"
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: 01h30m59s
赤緯: +08°36'52"

Venus

Excellent
見かけの等級: -4.2
星座: Gemini
Angular diameter: 17.4"
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: 04h23m51s
赤緯: +23°52'31"

Mars

Excellent
見かけの等級: 1.0
星座: Cancer
Angular diameter: 6.5"
Status: near western quadrature

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

赤経: 07h22m10s
赤緯: +24°13'19"

Jupiter

Excellent
見かけの等級: -2.3
星座: Virgo
Angular diameter: 42.2"
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: 10h46m30s
赤緯: +09°15'39"

Saturn

Excellent
見かけの等級: 0.5
星座: Taurus
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: 02h03m14s
赤緯: +10°09'08"

Uranus

Fair
見かけの等級: 6.0
星座: Pisces
Angular diameter: 3.4"
Status: near eastern quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

赤経: 22h20m15s
赤緯: -11°08'03"

Neptune

Fair
見かけの等級: 7.8
星座: Leo
Angular diameter: 2.3"
Status: near western quadrature

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

赤経: 09h13m54s
赤緯: +16°11'19"

Moon

Excellent
見かけの等級: -12.7
星座: Virgo
Angular diameter: 11578.5"
Status: Moon illumination 92.0%

Observation tip: Moon illumination 92.0%; good for observing lunar surface detail

赤経: 11h25m54s
赤緯: -01°21'43"