January 1940 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 5 月相と 0 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 1940 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.6
星座: Capricornus
Angular diameter: 4.8"
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: 18h58m05s
赤緯: -24°03'31"

Venus

Excellent
見かけの等級: -4.0
星座: Aquarius
Angular diameter: 12.4"
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: 21h53m44s
赤緯: -14°33'20"

Mars

Excellent
見かけの等級: 0.7
星座: Aries
Angular diameter: 6.7"
Status: near western quadrature

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

赤経: 00h27m33s
赤緯: +02°55'07"

Jupiter

Excellent
見かけの等級: -2.3
星座: Aries
Angular diameter: 37.8"
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: 00h13m11s
赤緯: +00°04'40"

Saturn

Excellent
見かけの等級: 0.4
星座: Aries
Angular diameter: 18.0"
Status: near western quadrature

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

赤経: 01h35m14s
赤緯: +07°15'44"

Uranus

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

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

赤経: 03h02m40s
赤緯: +16°54'39"

Neptune

Fair
見かけの等級: 7.9
星座: Virgo
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤経: 11h45m10s
赤緯: +02°56'17"

Moon

Excellent
見かけの等級: -12.7
星座: Pisces
Angular diameter: 11481.1"
Status: Moon illumination 25.1%

Observation tip: Moon illumination 25.1%; good for observing lunar surface detail

赤経: 23h32m36s
赤緯: -00°08'53"