April 1925 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 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 1925 mid-month observing conditions

Mercury

Fair
見かけの等級: 4.6
星座: Aries
Angular diameter: 11.2"
Status: near superior conjunction

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

赤経: 01h50m12s
赤緯: +14°03'27"

Venus

Excellent
見かけの等級: -3.9
星座: Aries
Angular diameter: 9.7"
Status: near inferior 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: 01h23m43s
赤緯: +07°31'07"

Mars

Excellent
見かけの等級: 1.5
星座: Gemini
Angular diameter: 4.5"
Status: near western quadrature

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

赤経: 04h50m23s
赤緯: +23°39'02"

Jupiter

Excellent
見かけの等級: -2.2
星座: Capricornus
Angular diameter: 39.0"
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: 19h32m59s
赤緯: -21°44'40"

Saturn

Excellent
見かけの等級: 0.2
星座: Scorpius
Angular diameter: 18.7"
Status: near eastern quadrature

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

赤経: 14h42m33s
赤緯: -13°00'52"

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: 23h36m33s
赤緯: -03°20'02"

Neptune

Fair
見かけの等級: 7.9
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: 09h29m32s
赤緯: +15°10'42"

Moon

Excellent
見かけの等級: -12.7
星座: Capricornus
Angular diameter: 12598.3"
Status: Moon illumination 61.3%

Observation tip: Moon illumination 61.3%; good for observing lunar surface detail

赤経: 18h49m15s
赤緯: -20°29'29"