December 2013 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

December 2013 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.8
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: 16h55m47s
赤緯: -23°00'00"

Venus

Excellent
見かけの等級: -4.9
星座: Aquarius
Angular diameter: 46.8"
Status: near superior 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: 20h01m36s
赤緯: -21°43'31"

Mars

Excellent
見かけの等級: 1.1
星座: Libra
Angular diameter: 6.1"
Status: near eastern quadrature

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

赤経: 12h16m25s
赤緯: +00°23'16"

Jupiter

Excellent
見かけの等級: -2.7
星座: Cancer
Angular diameter: 46.1"
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: 07h19m06s
赤緯: +22°16'26"

Saturn

Excellent
見かけの等級: 0.6
星座: Scorpius
Angular diameter: 15.6"
Status: near eastern quadrature

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

赤経: 15h07m19s
赤緯: -15°19'20"

Uranus

Fair
見かけの等級: 5.9
星座: Aries
Angular diameter: 3.6"
Status: near western quadrature

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

赤経: 00h32m40s
赤緯: +02°45'58"

Neptune

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

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

赤経: 22h20m13s
赤緯: -11°04'59"

Moon

Excellent
見かけの等級: -12.7
星座: Taurus
Angular diameter: 11677.5"
Status: Moon illumination 94.7%

Observation tip: Moon illumination 94.7%; good for observing lunar surface detail

赤経: 03h38m51s
赤緯: +17°42'43"