December 2007 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

27 合計天文イベント、含む 5 月相と 3 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 2007 mid-month observing conditions

Mercury

Excellent
見かけの等級: -1.3
星座: Sagittarius
Angular diameter: 4.6"
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: 17h21m06s
赤緯: -24°15'35"

Venus

Excellent
見かけの等級: -4.1
星座: Scorpius
Angular diameter: 16.1"
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: 14h37m41s
赤緯: -12°58'04"

Mars

Excellent
見かけの等級: -1.6
星座: Cancer
Angular diameter: 15.8"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

赤経: 06h28m41s
赤緯: +26°18'24"

Jupiter

Excellent
見かけの等級: -1.8
星座: Sagittarius
Angular diameter: 31.6"
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: 17h56m10s
赤緯: -23°14'31"

Saturn

Excellent
見かけの等級: 0.6
星座: Virgo
Angular diameter: 18.5"
Status: near eastern quadrature

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

赤経: 10h43m09s
赤緯: +09°51'36"

Uranus

Fair
見かけの等級: 5.9
星座: Pisces
Angular diameter: 3.5"
Status: near western quadrature

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

赤経: 23h05m46s
赤緯: -06°38'02"

Neptune

Fair
見かけの等級: 7.8
星座: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

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

赤経: 21h29m11s
赤緯: -15°09'12"

Moon

Excellent
見かけの等級: -12.7
星座: Aquarius
Angular diameter: 12036.6"
Status: Moon illumination 25.2%

Observation tip: Moon illumination 25.2%; good for observing lunar surface detail

赤経: 21h41m30s
赤緯: -14°30'38"