June 1931 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

20 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

June 1931 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.8
星座: Gemini
Angular diameter: 5.8"
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: 04h19m16s
赤緯: +20°07'18"

Venus

Excellent
見かけの等級: -3.9
星座: Taurus
Angular diameter: 10.8"
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: 03h52m32s
赤緯: +18°59'30"

Mars

Excellent
見かけの等級: 1.3
星座: Virgo
Angular diameter: 5.5"
Status: near western quadrature

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

赤経: 10h19m02s
赤緯: +11°44'42"

Jupiter

Excellent
見かけの等級: -1.8
星座: Cancer
Angular diameter: 32.3"
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: 07h39m37s
赤緯: +21°50'41"

Saturn

Excellent
見かけの等級: 0.2
星座: Capricornus
Angular diameter: 18.2"
Status: near eastern quadrature

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

赤経: 19h34m35s
赤緯: -21°28'41"

Uranus

Fair
見かけの等級: 5.9
星座: Aries
Angular diameter: 3.5"
Status: near eastern quadrature

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

赤経: 01h10m01s
赤緯: +06°44'38"

Neptune

Fair
見かけの等級: 7.9
星座: Virgo
Angular diameter: 2.2"
Status: near western quadrature

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

赤経: 10h21m47s
赤緯: +10°59'07"

Moon

Excellent
見かけの等級: -12.7
星座: Gemini
Angular diameter: 12056.6"
Status: Moon illumination 1.6%

Observation tip: Moon illumination 1.6%; good for observing lunar surface detail

赤経: 04h26m24s
赤緯: +25°59'59"