December 2084 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 2084 mid-month observing conditions

Mercury

Excellent
視星等: -0.5
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: 16h07m37s
赤緯: -19°01'40"

Venus

Excellent
視星等: -3.9
星座: Sagittarius
Angular diameter: 10.6"
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: 16h10m31s
赤緯: -20°01'20"

Mars

Excellent
視星等: -1.2
星座: Taurus
Angular diameter: 14.9"
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: 02h36m19s
赤緯: +16°41'29"

Jupiter

Excellent
視星等: -2.7
星座: Cancer
Angular diameter: 46.7"
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: 06h55m12s
赤緯: +22°45'42"

Saturn

Excellent
視星等: 0.9
星座: Pisces
Angular diameter: 17.7"
Status: near western quadrature

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

赤經: 23h54m54s
赤緯: -03°06'43"

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: 21h26m45s
赤緯: -15°45'54"

Neptune

Fair
視星等: 7.7
星座: Leo
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤經: 09h06m08s
赤緯: +16°35'43"

Moon

Excellent
視星等: -12.7
星座: Cancer
Angular diameter: 11475.9"
Status: Moon illumination 92.8%

Observation tip: Moon illumination 92.8%; good for observing lunar surface detail

赤經: 07h47m49s
赤緯: +19°47'56"