April 1942 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

20 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

April 1942 mid-month observing conditions

Mercury

Excellent
視星等: -1.5
星座: Aries
Angular diameter: 5.0"
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: 01h10m08s
赤緯: +05°59'35"

Venus

Excellent
視星等: -4.4
星座: Pisces
Angular diameter: 24.0"
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: 22h38m12s
赤緯: -08°04'57"

Mars

Excellent
視星等: 1.4
星座: Gemini
Angular diameter: 4.9"
Status: near western quadrature

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

赤經: 05h29m50s
赤緯: +24°42'33"

Jupiter

Excellent
視星等: -2.0
星座: Gemini
Angular diameter: 34.9"
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: 05h09m00s
赤緯: +22°40'06"

Saturn

Excellent
視星等: 0.2
星座: Taurus
Angular diameter: 16.7"
Status: near western quadrature

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

赤經: 03h40m54s
赤緯: +17°44'41"

Uranus

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

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

赤經: 03h44m30s
赤緯: +19°37'15"

Neptune

Fair
視星等: 7.9
星座: Virgo
Angular diameter: 2.3"
Status: near western quadrature

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

赤經: 11h54m07s
赤緯: +02°06'26"

Moon

Excellent
視星等: -12.7
星座: Aries
Angular diameter: 11770.0"
Status: Moon illumination 0.4%

Observation tip: Moon illumination 0.4%; good for observing lunar surface detail

赤經: 01h08m49s
赤緯: +04°08'30"