December 1969 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

22 天象事件總數,包括 4 月相與 1 行星事件。

每日天象事件

所有時間均為當地時間 (Asia/Shanghai)

Group 日期 日出/日落 月出/月落 月相 天象

Planetary outlook

December 1969 mid-month observing conditions

Mercury

Excellent
視星等: -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

赤經: 18h36m45s
赤緯: -25°27'29"

Venus

Excellent
視星等: -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

赤經: 16h46m47s
赤緯: -21°57'13"

Mars

Excellent
視星等: 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

赤經: 22h08m16s
赤緯: -12°41'30"

Jupiter

Excellent
視星等: -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

赤經: 13h52m15s
赤緯: -10°17'07"

Saturn

Excellent
視星等: 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

赤經: 02h04m32s
赤緯: +09°52'07"

Uranus

Fair
視星等: 5.5
星座: Libra
Angular diameter: 3.8"
Status: near eastern quadrature

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

赤經: 12h31m56s
赤緯: -02°40'34"

Neptune

Fair
視星等: 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

赤經: 15h49m57s
赤緯: -18°24'16"

Moon

Excellent
視星等: -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

赤經: 22h44m53s
赤緯: -08°32'59"