October 2031 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

22 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

October 2031 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.5
星座: Scorpius
Angular diameter: 4.9"
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: 14h12m22s
赤緯: -14°08'07"

Venus

Excellent
見かけの等級: -4.5
星座: Virgo
Angular diameter: 25.9"
Status: near greatest eastern 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: 10h26m41s
赤緯: +08°39'37"

Mars

Excellent
見かけの等級: 0.5
星座: Capricornus
Angular diameter: 7.0"
Status: near western quadrature

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

赤経: 18h13m51s
赤緯: -25°19'29"

Jupiter

Excellent
見かけの等級: -2.0
星座: Sagittarius
Angular diameter: 35.1"
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: 17h34m54s
赤緯: -23°09'51"

Saturn

Excellent
見かけの等級: -0.2
星座: Gemini
Angular diameter: 19.5"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

赤経: 05h29m37s
赤緯: +21°40'30"

Uranus

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

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

赤経: 05h47m47s
赤緯: +23°32'43"

Neptune

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

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

赤経: 00h54m03s
赤緯: +04°01'53"

Moon

Excellent
見かけの等級: -12.7
星座: Libra
Angular diameter: 11986.2"
Status: Moon illumination 2.1%

Observation tip: Moon illumination 2.1%; good for observing lunar surface detail

赤経: 12h12m49s
赤緯: -05°20'57"