December 1969 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

22 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 1969 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.7
星座: Capricornus
Angular diameter: 5.3"
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: 18h36m45s
赤緯: -25°27'29"

Venus

Excellent
見かけの等級: -3.9
星座: Sagittarius
Angular diameter: 10.0"
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: 16h46m47s
赤緯: -21°57'13"

Mars

Excellent
見かけの等級: 0.7
星座: Pisces
Angular diameter: 6.4"
Status: near western quadrature

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

赤経: 22h08m16s
赤緯: -12°41'30"

Jupiter

Excellent
見かけの等級: -1.8
星座: Libra
Angular diameter: 32.9"
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: 13h52m15s
赤緯: -10°17'07"

Saturn

Excellent
見かけの等級: 0.2
星座: Taurus
Angular diameter: 19.4"
Status: near western quadrature

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

赤経: 02h04m32s
赤緯: +09°52'07"

Uranus

Fair
見かけの等級: 5.5
星座: Libra
Angular diameter: 3.8"
Status: near eastern quadrature

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

赤経: 12h31m56s
赤緯: -02°40'34"

Neptune

Fair
見かけの等級: 8.0
星座: Scorpius
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤経: 15h49m57s
赤緯: -18°24'16"

Moon

Excellent
見かけの等級: -12.7
星座: Pisces
Angular diameter: 12526.0"
Status: Moon illumination 38.5%

Observation tip: Moon illumination 38.5%; good for observing lunar surface detail

赤経: 22h44m53s
赤緯: -08°32'59"