September 2091 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 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

September 2091 mid-month observing conditions

Mercury

Excellent
見かけの等級: -1.3
星座: Virgo
Angular diameter: 4.8"
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: 11h50m17s
赤緯: +02°29'53"

Venus

Excellent
見かけの等級: -3.9
星座: Libra
Angular diameter: 10.1"
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: 12h26m06s
赤緯: -01°34'01"

Mars

Excellent
見かけの等級: 1.2
星座: Scorpius
Angular diameter: 5.1"
Status: near western quadrature

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

赤経: 14h51m58s
赤緯: -17°11'45"

Jupiter

Excellent
見かけの等級: -2.4
星座: Capricornus
Angular diameter: 41.7"
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: 18h54m53s
赤緯: -23°06'56"

Saturn

Excellent
見かけの等級: 0.0
星座: Cancer
Angular diameter: 18.0"
Status: near eastern quadrature

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

赤経: 06h36m12s
赤緯: +22°14'41"

Uranus

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

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

赤経: 23h15m58s
赤緯: -05°36'37"

Neptune

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

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

赤経: 10h02m09s
赤緯: +12°29'23"

Moon

Excellent
見かけの等級: -12.7
星座: Libra
Angular diameter: 12882.5"
Status: Moon illumination 3.8%

Observation tip: Moon illumination 3.8%; good for observing lunar surface detail

赤経: 12h59m23s
赤緯: -02°31'21"