April 2045 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

19 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 2045 mid-month observing conditions

Mercury

Excellent
視星等: 0.5
星座: Pisces
Angular diameter: 8.1"
Status: near greatest eastern elongation

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

赤經: 23h56m05s
赤緯: -02°41'22"

Venus

Excellent
視星等: -3.9
星座: Taurus
Angular diameter: 9.8"
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: 02h01m43s
赤緯: +11°30'05"

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: 01h50m09s
赤緯: +10°58'51"

Jupiter

Excellent
視星等: -2.1
星座: Pisces
Angular diameter: 35.2"
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: 22h24m54s
赤緯: -10°47'13"

Saturn

Excellent
視星等: 0.2
星座: Sagittarius
Angular diameter: 17.9"
Status: near eastern quadrature

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

赤經: 16h40m00s
赤緯: -20°11'19"

Uranus

Fair
視星等: 5.5
星座: Leo
Angular diameter: 3.9"
Status: near western quadrature

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

赤經: 09h41m45s
赤緯: +14°36'40"

Neptune

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

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

赤經: 02h47m30s
赤緯: +14°20'51"

Moon

Excellent
視星等: -12.7
星座: Pisces
Angular diameter: 11804.8"
Status: Moon illumination 5.7%

Observation tip: Moon illumination 5.7%; good for observing lunar surface detail

赤經: 23h48m48s
赤緯: +01°21'22"