September 2027 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

21 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 2027 mid-month observing conditions

Mercury

Excellent
見かけの等級: 0.0
星座: Libra
Angular diameter: 6.0"
Status: near greatest western elongation

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

赤経: 12h58m05s
赤緯: -07°50'07"

Venus

Excellent
見かけの等級: -3.9
星座: Libra
Angular diameter: 9.8"
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: 12h06m31s
赤緯: +00°41'32"

Mars

Excellent
見かけの等級: 1.4
星座: Scorpius
Angular diameter: 4.7"
Status: near western quadrature

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

赤経: 14h24m10s
赤緯: -14°45'27"

Jupiter

Excellent
見かけの等級: -1.7
星座: Virgo
Angular diameter: 30.9"
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: 10h50m50s
赤緯: +08°21'11"

Saturn

Excellent
見かけの等級: 0.3
星座: Aries
Angular diameter: 19.6"
Status: near eastern quadrature

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

赤経: 01h43m24s
赤緯: +07°46'38"

Uranus

Fair
見かけの等級: 5.7
星座: Gemini
Angular diameter: 3.7"
Status: near eastern quadrature

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

赤経: 04h33m19s
赤緯: +21°50'43"

Neptune

Fair
見かけの等級: 7.7
星座: Aries
Angular diameter: 2.4"
Status: near eastern quadrature

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

赤経: 00h22m55s
赤緯: +00°53'16"

Moon

Excellent
見かけの等級: -12.7
星座: Pisces
Angular diameter: 11582.1"
Status: Moon illumination 99.1%

Observation tip: Moon illumination 99.1%; good for observing lunar surface detail

赤経: 22h46m37s
赤緯: -04°57'31"