April 2099 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

26 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 2099 mid-month observing conditions

Mercury

Excellent
視星等: -0.4
星座: Aries
Angular diameter: 5.6"
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: 00h27m22s
赤緯: +00°19'28"

Venus

Excellent
視星等: -3.9
星座: Pisces
Angular diameter: 11.3"
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: 23h59m53s
赤緯: -01°39'12"

Mars

Excellent
視星等: 0.6
星座: Aquarius
Angular diameter: 6.8"
Status: near eastern quadrature

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

赤經: 20h58m15s
赤緯: -18°28'14"

Jupiter

Excellent
視星等: -2.4
星座: Virgo
Angular diameter: 42.6"
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: 11h03m56s
赤緯: +07°32'14"

Saturn

Excellent
視星等: 0.5
星座: Libra
Angular diameter: 19.3"
Status: near western quadrature

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

赤經: 12h40m11s
赤緯: -01°24'02"

Uranus

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

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

赤經: 01h07m37s
赤緯: +06°30'59"

Neptune

Fair
視星等: 7.7
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: 10h57m44s
赤緯: +07°38'33"

Moon

Excellent
視星等: -12.7
星座: Aquarius
Angular diameter: 11500.4"
Status: Moon illumination 26.6%

Observation tip: Moon illumination 26.6%; good for observing lunar surface detail

赤經: 21h48m16s
赤緯: -17°00'07"