December 1923 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 5 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 1923 mid-month observing conditions

Mercury

Excellent
視星等: -0.6
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: 18h33m36s
赤緯: -25°30'18"

Venus

Excellent
視星等: -3.9
星座: Capricornus
Angular diameter: 11.1"
Status: near greatest western elongation

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: 19h09m43s
赤緯: -23°57'06"

Mars

Excellent
視星等: 1.6
星座: Scorpius
Angular diameter: 4.3"
Status: near eastern quadrature

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

赤經: 14h19m46s
赤緯: -13°03'39"

Jupiter

Excellent
視星等: -1.7
星座: Sagittarius
Angular diameter: 31.3"
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: 16h10m35s
赤緯: -20°21'47"

Saturn

Excellent
視星等: 0.7
星座: Libra
Angular diameter: 16.2"
Status: near eastern quadrature

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

赤經: 13h53m17s
赤緯: -09°07'07"

Uranus

Fair
視星等: 5.9
星座: Pisces
Angular diameter: 3.5"
Status: near western quadrature

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

赤經: 23h01m34s
赤緯: -07°04'21"

Neptune

Fair
視星等: 7.9
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: 09h30m59s
赤緯: +14°57'58"

Moon

Excellent
視星等: -12.7
星座: Pisces
Angular diameter: 11779.6"
Status: Moon illumination 49.0%

Observation tip: Moon illumination 49.0%; good for observing lunar surface detail

赤經: 23h28m08s
赤緯: -04°54'22"