April 1927 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

23 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 1927 mid-month observing conditions

Mercury

Excellent
見かけの等級: 0.2
星座: Pisces
Angular diameter: 7.2"
Status: near inferior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤経: 23h52m29s
赤緯: -03°28'43"

Venus

Excellent
見かけの等級: -3.9
星座: Taurus
Angular diameter: 13.0"
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: 03h41m18s
赤緯: +20°41'19"

Mars

Excellent
見かけの等級: 1.4
星座: Gemini
Angular diameter: 5.2"
Status: near western quadrature

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

赤経: 05h54m42s
赤緯: +25°03'54"

Jupiter

Excellent
見かけの等級: -2.1
星座: Pisces
Angular diameter: 34.1"
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: 23h25m58s
赤緯: -04°46'24"

Saturn

Excellent
見かけの等級: 0.2
星座: Sagittarius
Angular diameter: 18.0"
Status: near eastern quadrature

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

赤経: 16h22m17s
赤緯: -19°27'35"

Uranus

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

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

赤経: 00h04m01s
赤緯: -00°20'15"

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: 09h47m06s
赤緯: +13°51'51"

Moon

Excellent
見かけの等級: -12.7
星座: Libra
Angular diameter: 11449.9"
Status: Moon illumination 95.7%

Observation tip: Moon illumination 95.7%; good for observing lunar surface detail

赤経: 12h10m02s
赤緯: +04°23'42"