April 1902 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

18 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 1902 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.8
星座: Aries
Angular diameter: 5.3"
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: 00h38m50s
赤緯: +01°53'36"

Venus

Excellent
見かけの等級: -4.6
星座: Pisces
Angular diameter: 27.7"
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: 22h38m31s
赤緯: -07°25'25"

Mars

Excellent
見かけの等級: 1.1
星座: Aries
Angular diameter: 3.9"
Status: near eastern quadrature

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

赤経: 01h16m59s
赤緯: +07°32'25"

Jupiter

Excellent
見かけの等級: -2.2
星座: Aquarius
Angular diameter: 36.9"
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: 21h03m22s
赤緯: -17°19'31"

Saturn

Excellent
見かけの等級: 0.6
星座: Capricornus
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: 19h57m40s
赤緯: -20°38'44"

Uranus

Fair
見かけの等級: 5.6
星座: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

赤経: 17h21m23s
赤緯: -23°13'23"

Neptune

Fair
見かけの等級: 7.9
星座: Gemini
Angular diameter: 2.3"
Status: near western quadrature

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

赤経: 05h55m46s
赤緯: +22°19'09"

Moon

Excellent
見かけの等級: -12.7
星座: Cancer
Angular diameter: 12451.7"
Status: Moon illumination 47.6%

Observation tip: Moon illumination 47.6%; good for observing lunar surface detail

赤経: 07h28m16s
赤緯: +16°41'39"