January 1920 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

19 合計天文イベント、含む 4 月相と 1 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

January 1920 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.5
星座: Capricornus
Angular diameter: 4.9"
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: 18h44m15s
赤緯: -24°00'42"

Venus

Excellent
見かけの等級: -4.1
星座: Sagittarius
Angular diameter: 15.7"
Status: near inferior 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: 16h45m37s
赤緯: -20°12'41"

Mars

Excellent
見かけの等級: 0.8
星座: Libra
Angular diameter: 7.0"
Status: near eastern quadrature

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

赤経: 13h28m21s
赤緯: -07°04'00"

Jupiter

Excellent
見かけの等級: -2.6
星座: Leo
Angular diameter: 44.9"
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: 09h13m16s
赤緯: +16°58'04"

Saturn

Excellent
見かけの等級: 0.5
星座: Virgo
Angular diameter: 19.3"
Status: near eastern quadrature

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

赤経: 10h53m32s
赤緯: +09°04'50"

Uranus

Fair
見かけの等級: 6.0
星座: Pisces
Angular diameter: 3.4"
Status: near western quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

赤経: 22h07m53s
赤緯: -12°17'39"

Neptune

Fair
見かけの等級: 7.8
星座: Leo
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤経: 08h52m13s
赤緯: +17°33'21"

Moon

Excellent
見かけの等級: -12.7
星座: Scorpius
Angular diameter: 11520.0"
Status: Moon illumination 31.5%

Observation tip: Moon illumination 31.5%; good for observing lunar surface detail

赤経: 14h50m57s
赤緯: -17°06'45"