April 1973 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

20 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 1973 mid-month observing conditions

Mercury

Excellent
視星等: 0.2
星座: Pisces
Angular diameter: 7.2"
Status: near inferior conjunction

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

赤經: 23h55m29s
赤緯: -03°09'23"

Venus

Excellent
視星等: -3.9
星座: Aries
Angular diameter: 9.7"
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: 01h38m52s
赤緯: +09°08'09"

Mars

Excellent
視星等: 0.7
星座: Aquarius
Angular diameter: 6.6"
Status: near eastern quadrature

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

赤經: 21h05m44s
赤緯: -17°59'35"

Jupiter

Excellent
視星等: -2.2
星座: Aquarius
Angular diameter: 37.3"
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: 20h46m02s
赤緯: -18°23'33"

Saturn

Excellent
視星等: 0.1
星座: Gemini
Angular diameter: 17.3"
Status: near western quadrature

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

赤經: 05h03m10s
赤緯: +21°34'06"

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: 13h18m04s
赤緯: -07°32'31"

Neptune

Fair
視星等: 7.9
星座: Sagittarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤經: 16h22m14s
赤緯: -19°51'51"

Moon

Excellent
視星等: -12.7
星座: Virgo
Angular diameter: 11963.6"
Status: Moon illumination 93.1%

Observation tip: Moon illumination 93.1%; good for observing lunar surface detail

赤經: 11h32m57s
赤緯: -02°19'29"