April 2025 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 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 2025 mid-month observing conditions

Mercury

Excellent
見かけの等級: 0.7
星座: Pisces
Angular diameter: 8.9"
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: 23h59m37s
赤緯: -01°49'04"

Venus

Excellent
見かけの等級: -4.7
星座: Pisces
Angular diameter: 47.3"
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: 23h33m51s
赤緯: +01°46'01"

Mars

Excellent
見かけの等級: 0.7
星座: Leo
Angular diameter: 7.4"
Status: near western quadrature

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

赤経: 08h05m24s
赤緯: +22°41'55"

Jupiter

Excellent
見かけの等級: -2.0
星座: Gemini
Angular diameter: 34.8"
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: 05h09m19s
赤緯: +22°39'12"

Saturn

Excellent
見かけの等級: 1.2
星座: Pisces
Angular diameter: 15.9"
Status: near eastern quadrature

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

赤経: 23h48m53s
赤緯: -03°20'24"

Uranus

Fair
見かけの等級: 5.8
星座: Taurus
Angular diameter: 3.5"
Status: near western quadrature

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

赤経: 03h32m38s
赤緯: +18°54'35"

Neptune

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

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

赤経: 00h04m05s
赤緯: -00°56'22"

Moon

Excellent
見かけの等級: -12.7
星座: Scorpius
Angular diameter: 11462.3"
Status: Moon illumination 96.4%

Observation tip: Moon illumination 96.4%; good for observing lunar surface detail

赤経: 14h52m33s
赤緯: -20°40'02"