December 1913 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

23 天象事件總數,包括 4 月相與 2 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 1913 mid-month observing conditions

Mercury

Excellent
視星等: -0.4
星座: Sagittarius
Angular diameter: 6.1"
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: 16h00m52s
赤緯: -18°44'19"

Venus

Excellent
視星等: -3.9
星座: Sagittarius
Angular diameter: 10.2"
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: 16h26m49s
赤緯: -21°02'18"

Mars

Excellent
視星等: -1.2
星座: Cancer
Angular diameter: 14.3"
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

赤經: 07h38m28s
赤緯: +24°45'46"

Jupiter

Excellent
視星等: -1.9
星座: Capricornus
Angular diameter: 33.0"
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: 19h32m24s
赤緯: -22°05'20"

Saturn

Excellent
視星等: -0.4
星座: Gemini
Angular diameter: 20.6"
Status: near western quadrature

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

赤經: 04h51m39s
赤緯: +20°47'28"

Uranus

Fair
視星等: 5.9
星座: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

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

赤經: 20h30m41s
赤緯: -19°34'09"

Neptune

Fair
視星等: 7.8
星座: Cancer
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤經: 07h58m51s
赤緯: +20°11'16"

Moon

Excellent
視星等: -12.7
星座: Cancer
Angular diameter: 12227.6"
Status: Moon illumination 97.7%

Observation tip: Moon illumination 97.7%; good for observing lunar surface detail

赤經: 06h42m31s
赤緯: +27°47'44"