May 1939 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

May 1939 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.1
星座: Aries
Angular diameter: 6.4"
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: 01h57m59s
赤緯: +09°09'29"

Venus

Excellent
見かけの等級: -3.9
星座: Aries
Angular diameter: 11.9"
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: 01h28m43s
赤緯: +07°24'47"

Mars

Excellent
見かけの等級: -0.8
星座: Capricornus
Angular diameter: 13.1"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

赤経: 19h56m06s
赤緯: -22°42'13"

Jupiter

Excellent
見かけの等級: -2.2
星座: Aries
Angular diameter: 35.7"
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: 00h04m11s
赤緯: -00°45'46"

Saturn

Excellent
見かけの等級: 0.6
星座: Aries
Angular diameter: 16.3"
Status: near eastern quadrature

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

赤経: 01h36m23s
赤緯: +07°36'03"

Uranus

Fair
見かけの等級: 5.9
星座: Taurus
Angular diameter: 3.4"
Status: near eastern quadrature

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

赤経: 03h03m08s
赤緯: +16°55'59"

Neptune

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

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

赤経: 11h27m26s
赤緯: +04°48'24"

Moon

Excellent
見かけの等級: -12.7
星座: Aries
Angular diameter: 11762.7"
Status: Moon illumination 18.3%

Observation tip: Moon illumination 18.3%; good for observing lunar surface detail

赤経: 00h05m10s
赤緯: +03°54'51"