August 1989 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

26 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 1989 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.1
星座: Virgo
Angular diameter: 5.9"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤経: 11h07m10s
赤緯: +05°37'13"

Venus

Excellent
見かけの等級: -3.9
星座: Virgo
Angular diameter: 13.0"
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: 11h47m58s
赤緯: +02°17'45"

Mars

Excellent
見かけの等級: 1.8
星座: Virgo
Angular diameter: 3.6"
Status: near western quadrature

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

赤経: 10h37m18s
赤緯: +09°49'55"

Jupiter

Excellent
見かけの等級: -2.0
星座: Cancer
Angular diameter: 34.6"
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: 06h12m46s
赤緯: +23°05'12"

Saturn

Excellent
見かけの等級: 0.2
星座: Capricornus
Angular diameter: 17.9"
Status: near western quadrature

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

赤経: 18h34m13s
赤緯: -22°39'57"

Uranus

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

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

赤経: 18h07m03s
赤緯: -23°42'20"

Neptune

Fair
見かけの等級: 7.8
星座: Capricornus
Angular diameter: 2.3"
Status: near western quadrature

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

赤経: 18h43m04s
赤緯: -22°09'02"

Moon

Excellent
見かけの等級: -12.7
星座: Capricornus
Angular diameter: 12339.4"
Status: Moon illumination 94.2%

Observation tip: Moon illumination 94.2%; good for observing lunar surface detail

赤経: 19h46m51s
赤緯: -23°59'13"