December 1973 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

21 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 1973 mid-month observing conditions

Mercury

Excellent
視星等: -0.6
星座: Sagittarius
Angular diameter: 5.1"
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

赤經: 16h29m41s
赤緯: -21°21'29"

Venus

Excellent
視星等: -4.9
星座: Aquarius
Angular diameter: 38.3"
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

赤經: 20h30m32s
赤緯: -20°41'16"

Mars

Excellent
視星等: -0.9
星座: Aries
Angular diameter: 13.4"
Status: near western quadrature

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

赤經: 01h41m09s
赤緯: +11°17'44"

Jupiter

Excellent
視星等: -2.1
星座: Aquarius
Angular diameter: 34.9"
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

赤經: 20h54m10s
赤緯: -18°12'43"

Saturn

Excellent
視星等: -0.4
星座: Cancer
Angular diameter: 20.7"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

赤經: 06h08m23s
赤緯: +22°21'34"

Uranus

Fair
視星等: 5.6
星座: Libra
Angular diameter: 3.7"
Status: near eastern quadrature

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

赤經: 13h40m02s
赤緯: -09°46'27"

Neptune

Fair
視星等: 8.0
星座: Sagittarius
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤經: 16h24m53s
赤緯: -20°04'32"

Moon

Excellent
視星等: -12.7
星座: Virgo
Angular diameter: 12542.4"
Status: Moon illumination 68.7%

Observation tip: Moon illumination 68.7%; good for observing lunar surface detail

赤經: 10h05m23s
赤緯: +06°43'51"