April 1919 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

22 天象事件總數,包括 4 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

April 1919 mid-month observing conditions

Mercury

Good
視星等: 3.3
星座: Aries
Angular diameter: 11.5"
Status: near greatest eastern elongation

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

赤經: 00h45m17s
赤緯: +05°42'08"

Venus

Excellent
視星等: -4.0
星座: Taurus
Angular diameter: 12.8"
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: 03h38m56s
赤緯: +20°30'16"

Mars

Excellent
視星等: 1.2
星座: Aries
Angular diameter: 3.8"
Status: near western quadrature

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

赤經: 01h51m26s
赤緯: +11°09'22"

Jupiter

Excellent
視星等: -2.1
星座: Cancer
Angular diameter: 36.6"
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: 06h37m36s
赤緯: +23°22'52"

Saturn

Excellent
視星等: 0.4
星座: Leo
Angular diameter: 19.1"
Status: near western quadrature

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

赤經: 09h37m10s
赤緯: +15°45'39"

Uranus

Fair
視星等: 6.0
星座: Pisces
Angular diameter: 3.4"
Status: near eastern quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

赤經: 22h11m43s
赤緯: -11°56'23"

Neptune

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

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

赤經: 08h35m35s
赤緯: +18°34'21"

Moon

Excellent
視星等: -12.7
星座: Libra
Angular diameter: 11486.8"
Status: Moon illumination 99.8%

Observation tip: Moon illumination 99.8%; good for observing lunar surface detail

赤經: 13h08m52s
赤緯: -11°12'53"