December 1942 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

23 合計天文イベント、含む 5 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

December 1942 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.8
星座: Capricornus
Angular diameter: 4.8"
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: 18h00m28s
赤緯: -25°22'55"

Venus

Excellent
見かけの等級: -3.9
星座: Sagittarius
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: 17h57m02s
赤緯: -24°00'10"

Mars

Excellent
見かけの等級: 1.6
星座: Scorpius
Angular diameter: 3.9"
Status: near eastern quadrature

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

赤経: 15h49m18s
赤緯: -19°58'22"

Jupiter

Excellent
見かけの等級: -2.6
星座: Cancer
Angular diameter: 45.4"
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: 07h41m48s
赤緯: +21°36'22"

Saturn

Excellent
見かけの等級: -0.3
星座: Gemini
Angular diameter: 20.5"
Status: near western quadrature

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

赤経: 04h26m07s
赤緯: +19°44'50"

Uranus

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

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

赤経: 03h58m47s
赤緯: +20°22'06"

Neptune

Fair
見かけの等級: 7.9
星座: Libra
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤経: 12h09m16s
赤緯: +00°26'50"

Moon

Excellent
見かけの等級: -12.7
星座: Pisces
Angular diameter: 12192.2"
Status: Moon illumination 52.9%

Observation tip: Moon illumination 52.9%; good for observing lunar surface detail

赤経: 23h47m31s
赤緯: -03°57'53"