April 2057 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

21 天象事件總數,包括 4 月相與 3 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 2057 mid-month observing conditions

Mercury

Fair
視星等: 4.3
星座: Aries
Angular diameter: 11.6"
Status: near greatest eastern elongation

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

赤經: 01h01m07s
赤緯: +07°44'02"

Venus

Excellent
視星等: -4.8
星座: Pisces
Angular diameter: 40.7"
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

赤經: 23h10m35s
赤緯: -01°54'20"

Mars

Excellent
視星等: 0.6
星座: Leo
Angular diameter: 7.8"
Status: near western quadrature

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

赤經: 08h26m06s
赤緯: +21°41'18"

Jupiter

Excellent
視星等: -2.1
星座: Pisces
Angular diameter: 34.9"
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: 22h40m22s
赤緯: -09°19'45"

Saturn

Excellent
視星等: 0.5
星座: Aries
Angular diameter: 16.1"
Status: near western quadrature

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

赤經: 01h38m25s
赤緯: +07°49'27"

Uranus

Fair
視星等: 5.4
星座: Libra
Angular diameter: 4.1"
Status: near western quadrature

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

赤經: 13h22m18s
赤緯: -07°57'59"

Neptune

Fair
視星等: 7.8
星座: Gemini
Angular diameter: 2.2"
Status: near western quadrature

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

赤經: 04h33m57s
赤緯: +20°25'57"

Moon

Excellent
視星等: -12.7
星座: Virgo
Angular diameter: 12047.2"
Status: Moon illumination 76.6%

Observation tip: Moon illumination 76.6%; good for observing lunar surface detail

赤經: 10h05m02s
赤緯: +16°00'01"