April 1918 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

23 天文事件合计,包括 4 月相和 3 行星事件。

每日天象

所有时间均为本地时间 (Asia/Shanghai)

Group 日期 日出/日落 月出/月落 月相 天象

Planetary outlook

April 1918 mid-month observing conditions

Mercury

Excellent
视星等: 1.5
星座: Taurus
Angular diameter: 9.5"
Status: near superior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤经: 02h27m26s
赤纬: +17°48'11"

Venus

Excellent
视星等: -4.5
星座: Pisces
Angular diameter: 26.1"
Status: near greatest eastern elongation

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

赤经: 22h37m52s
赤纬: -07°45'38"

Mars

Excellent
视星等: -0.7
星座: Virgo
Angular diameter: 12.7"
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

赤经: 11h07m27s
赤纬: +08°34'58"

Jupiter

Excellent
视星等: -2.0
星座: Gemini
Angular diameter: 34.4"
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

赤经: 04h34m44s
赤纬: +21°34'44"

Saturn

Excellent
视星等: 0.2
星座: Leo
Angular diameter: 18.8"
Status: near western quadrature

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

赤经: 08h41m12s
赤纬: +19°14'57"

Uranus

Fair
视星等: 5.9
星座: Aquarius
Angular diameter: 3.4"
Status: near eastern quadrature

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

赤经: 21h57m01s
赤纬: -13°15'31"

Neptune

Fair
视星等: 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

赤经: 08h26m24s
赤纬: +19°02'54"

Moon

Excellent
视星等: -12.7
星座: Gemini
Angular diameter: 12399.7"
Status: Moon illumination 19.1%

Observation tip: Moon illumination 19.1%; good for observing lunar surface detail

赤经: 04h58m47s
赤纬: +23°25'06"