December 1942 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 5 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 1942 mid-month observing conditions

Mercury

Excellent
視星等: -0.8
星座: Capricornus
Angular diameter: 4.8"
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: 18h00m28s
赤緯: -25°22'55"

Venus

Excellent
視星等: -3.9
星座: Sagittarius
Angular diameter: 9.8"
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: 17h57m02s
赤緯: -24°00'10"

Mars

Excellent
視星等: 1.6
星座: Scorpius
Angular diameter: 3.9"
Status: near eastern quadrature

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

赤經: 15h49m18s
赤緯: -19°58'22"

Jupiter

Excellent
視星等: -2.6
星座: Cancer
Angular diameter: 45.4"
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: 07h41m48s
赤緯: +21°36'22"

Saturn

Excellent
視星等: -0.3
星座: Gemini
Angular diameter: 20.5"
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: 04h26m07s
赤緯: +19°44'50"

Uranus

Fair
視星等: 5.6
星座: Taurus
Angular diameter: 3.8"
Status: near western quadrature

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

赤經: 03h58m47s
赤緯: +20°22'06"

Neptune

Fair
視星等: 7.9
星座: Libra
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤經: 12h09m16s
赤緯: +00°26'50"

Moon

Excellent
視星等: -12.7
星座: Pisces
Angular diameter: 12192.2"
Status: Moon illumination 52.9%

Observation tip: Moon illumination 52.9%; good for observing lunar surface detail

赤經: 23h47m31s
赤緯: -03°57'53"