December 2026 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

18 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

December 2026 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.7
星座: Sagittarius
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: 16h47m11s
赤緯: -22°30'15"

Venus

Excellent
見かけの等級: -4.8
星座: Scorpius
Angular diameter: 31.7"
Status: near greatest eastern 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: 14h25m39s
赤緯: -11°27'29"

Mars

Excellent
見かけの等級: 0.2
星座: Virgo
Angular diameter: 8.9"
Status: near eastern quadrature

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

赤経: 10h37m03s
赤緯: +11°39'11"

Jupiter

Excellent
見かけの等級: -2.3
星座: Leo
Angular diameter: 40.9"
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: 09h58m07s
赤緯: +13°18'48"

Saturn

Excellent
見かけの等級: 0.7
星座: Aries
Angular diameter: 18.2"
Status: near western quadrature

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

赤経: 00h33m10s
赤緯: +00°49'42"

Uranus

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

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

赤経: 04h03m30s
赤緯: +20°35'40"

Neptune

Fair
見かけの等級: 7.7
星座: Aries
Angular diameter: 2.3"
Status: near western quadrature

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

赤経: 00h08m08s
赤緯: -00°37'57"

Moon

Excellent
見かけの等級: -12.7
星座: Aquarius
Angular diameter: 11622.8"
Status: Moon illumination 28.7%

Observation tip: Moon illumination 28.7%; good for observing lunar surface detail

赤経: 21h58m49s
赤緯: -11°48'54"