September 2011 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 3 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 2011 mid-month observing conditions

Mercury

Excellent
見かけの等級: -1.3
星座: Virgo
Angular diameter: 5.5"
Status: near inferior conjunction

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

赤経: 10h48m05s
赤緯: +09°29'13"

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: 12h01m34s
赤緯: +01°15'22"

Mars

Excellent
見かけの等級: 1.4
星座: Cancer
Angular diameter: 4.9"
Status: near eastern quadrature

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

赤経: 07h58m59s
赤緯: +21°32'02"

Jupiter

Excellent
見かけの等級: -2.7
星座: Taurus
Angular diameter: 46.6"
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: 02h32m01s
赤緯: +13°26'25"

Saturn

Excellent
見かけの等級: 0.9
星座: Libra
Angular diameter: 15.7"
Status: near western quadrature

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

赤経: 13h05m09s
赤緯: -04°28'45"

Uranus

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

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

赤経: 00h12m17s
赤緯: +00°29'32"

Neptune

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

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

赤経: 22h04m59s
赤緯: -12°22'22"

Moon

Excellent
見かけの等級: -12.7
星座: Aries
Angular diameter: 11458.9"
Status: Moon illumination 93.8%

Observation tip: Moon illumination 93.8%; good for observing lunar surface detail

赤経: 01h08m57s
赤緯: +11°54'27"