July 1920 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

17 合計天文イベント、含む 5 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

July 1920 mid-month observing conditions

Mercury

Good
見かけの等級: 2.0
星座: Leo
Angular diameter: 10.7"
Status: near superior conjunction

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

赤経: 08h46m58s
赤緯: +14°28'25"

Venus

Excellent
見かけの等級: -3.9
星座: Cancer
Angular diameter: 9.6"
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: 07h49m37s
赤緯: +22°02'54"

Mars

Excellent
見かけの等級: -0.2
星座: Libra
Angular diameter: 10.1"
Status: near western quadrature

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

赤経: 13h56m29s
赤緯: -13°15'41"

Jupiter

Excellent
見かけの等級: -1.8
星座: Leo
Angular diameter: 31.6"
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: 09h33m40s
赤緯: +15°21'10"

Saturn

Excellent
見かけの等級: 0.9
星座: Virgo
Angular diameter: 16.6"
Status: near western quadrature

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

赤経: 10h43m33s
赤緯: +10°00'20"

Uranus

Fair
見かけの等級: 5.8
星座: Pisces
Angular diameter: 3.7"
Status: near eastern quadrature

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

赤経: 22h29m19s
赤緯: -10°20'19"

Neptune

Fair
見かけの等級: 8.0
星座: Leo
Angular diameter: 2.2"
Status: near western quadrature

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

赤経: 08h51m58s
赤緯: +17°36'31"

Moon

Excellent
見かけの等級: -12.7
星座: Cancer
Angular diameter: 12980.8"
Status: Moon illumination 1.3%

Observation tip: Moon illumination 1.3%; good for observing lunar surface detail

赤経: 06h42m30s
赤緯: +18°50'37"