September 1930 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 1930 mid-month observing conditions

Mercury

Good
見かけの等級: 2.2
星座: Libra
Angular diameter: 10.2"
Status: near superior conjunction

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

赤経: 12h10m28s
赤緯: -05°35'53"

Venus

Excellent
見かけの等級: -4.5
星座: Scorpius
Angular diameter: 25.1"
Status: near superior conjunction

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: 14h17m16s
赤緯: -16°56'31"

Mars

Excellent
見かけの等級: 0.8
星座: Cancer
Angular diameter: 6.3"
Status: near eastern quadrature

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

赤経: 06h46m46s
赤緯: +23°25'09"

Jupiter

Excellent
見かけの等級: -2.1
星座: Cancer
Angular diameter: 35.9"
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: 07h09m54s
赤緯: +22°23'42"

Saturn

Excellent
見かけの等級: 0.4
星座: Capricornus
Angular diameter: 17.0"
Status: near western quadrature

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

赤経: 18h22m54s
赤緯: -22°48'11"

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: 00h53m35s
赤緯: +04°58'27"

Neptune

Fair
見かけの等級: 8.0
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: 10h24m33s
赤緯: +10°39'28"

Moon

Excellent
見かけの等級: -12.7
星座: Gemini
Angular diameter: 12186.6"
Status: Moon illumination 59.7%

Observation tip: Moon illumination 59.7%; good for observing lunar surface detail

赤経: 04h32m45s
赤緯: +25°45'24"