December 2081 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

25 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

December 2081 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.7
星座: Capricornus
Angular diameter: 5.6"
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: 18h48m17s
赤緯: -25°15'20"

Venus

Excellent
見かけの等級: -3.9
星座: Sagittarius
Angular diameter: 9.8"
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: 17h27m37s
赤緯: -23°18'52"

Mars

Excellent
見かけの等級: 1.7
星座: Scorpius
Angular diameter: 4.3"
Status: near eastern quadrature

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

赤経: 14h32m23s
赤緯: -14°09'13"

Jupiter

Excellent
見かけの等級: -2.4
星座: Pisces
Angular diameter: 40.0"
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: 23h24m43s
赤緯: -05°12'06"

Saturn

Excellent
見かけの等級: 0.8
星座: Aquarius
Angular diameter: 16.1"
Status: near western quadrature

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

赤経: 21h42m42s
赤緯: -15°07'01"

Uranus

Fair
見かけの等級: 5.9
星座: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

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

赤経: 20h39m53s
赤緯: -19°00'18"

Neptune

Fair
見かけの等級: 7.7
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: 08h38m40s
赤緯: +18°13'54"

Moon

Excellent
見かけの等級: -12.7
星座: Gemini
Angular diameter: 12021.8"
Status: Moon illumination 98.2%

Observation tip: Moon illumination 98.2%; good for observing lunar surface detail

赤経: 04h26m12s
赤緯: +26°45'40"