August 2025 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

25 合計天文イベント、含む 5 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

August 2025 mid-month observing conditions

Mercury

Excellent
見かけの等級: 0.7
星座: Leo
Angular diameter: 8.5"
Status: near greatest eastern elongation

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

赤経: 08h27m27s
赤緯: +16°57'41"

Venus

Excellent
見かけの等級: -4.0
星座: Cancer
Angular diameter: 13.3"
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: 07h14m40s
赤緯: +21°32'50"

Mars

Excellent
見かけの等級: 1.6
星座: Libra
Angular diameter: 4.3"
Status: near western quadrature

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

赤経: 12h19m10s
赤緯: -01°35'15"

Jupiter

Excellent
見かけの等級: -1.9
星座: Cancer
Angular diameter: 33.3"
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: 07h03m28s
赤緯: +22°34'36"

Saturn

Excellent
見かけの等級: 0.7
星座: Aries
Angular diameter: 19.0"
Status: near eastern quadrature

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

赤経: 00h07m45s
赤緯: -01°48'23"

Uranus

Fair
見かけの等級: 5.7
星座: Taurus
Angular diameter: 3.6"
Status: near eastern quadrature

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

赤経: 03h56m41s
赤緯: +20°12'21"

Neptune

Fair
見かけの等級: 7.7
星座: Aries
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤経: 00h08m34s
赤緯: -00°33'08"

Moon

Excellent
見かけの等級: -12.7
星座: Taurus
Angular diameter: 12599.1"
Status: Moon illumination 64.0%

Observation tip: Moon illumination 64.0%; good for observing lunar surface detail

赤経: 02h10m34s
赤緯: +17°16'48"