December 1905 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

25 天象事件總數,包括 4 月相與 3 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 1905 mid-month observing conditions

Mercury

Fair
視星等: 5.5
星座: Sagittarius
Angular diameter: 9.9"
Status: near superior conjunction

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

赤經: 17h36m43s
赤緯: -21°44'21"

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: 16h24m00s
赤緯: -20°53'28"

Mars

Excellent
視星等: 0.8
星座: Aquarius
Angular diameter: 5.7"
Status: near western quadrature

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

赤經: 21h32m44s
赤緯: -15°52'18"

Jupiter

Excellent
視星等: -2.8
星座: Taurus
Angular diameter: 47.9"
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: 03h47m00s
赤緯: +18°58'08"

Saturn

Excellent
視星等: 0.9
星座: Pisces
Angular diameter: 16.4"
Status: near western quadrature

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

赤經: 22h02m24s
赤緯: -13°40'28"

Uranus

Fair
視星等: 5.8
星座: Capricornus
Angular diameter: 3.5"
Status: near western quadrature

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

赤經: 18h16m01s
赤緯: -23°39'29"

Neptune

Fair
視星等: 7.8
星座: Cancer
Angular diameter: 2.4"
Status: near eastern quadrature

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

赤經: 06h40m55s
赤緯: +22°08'40"

Moon

Excellent
視星等: -12.7
星座: Cancer
Angular diameter: 11927.1"
Status: Moon illumination 91.1%

Observation tip: Moon illumination 91.1%; good for observing lunar surface detail

赤經: 07h55m06s
赤緯: +18°35'36"