April 1985 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

23 天象事件總數,包括 4 月相與 2 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 1985 mid-month observing conditions

Mercury

Excellent
視星等: 1.9
星座: Aries
Angular diameter: 10.8"
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: 00h25m45s
赤緯: +02°35'31"

Venus

Excellent
視星等: -4.3
星座: Aries
Angular diameter: 55.4"
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: 00h20m17s
赤緯: +08°26'03"

Mars

Excellent
視星等: 1.5
星座: Taurus
Angular diameter: 4.0"
Status: near western quadrature

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

赤經: 03h18m00s
赤緯: +18°40'34"

Jupiter

Excellent
視星等: -2.1
星座: Aquarius
Angular diameter: 36.9"
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: 21h02m55s
赤緯: -17°19'47"

Saturn

Excellent
視星等: 0.2
星座: Scorpius
Angular diameter: 18.3"
Status: near eastern quadrature

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

赤經: 15h40m53s
赤緯: -17°11'28"

Uranus

Fair
視星等: 5.6
星座: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

赤經: 17h06m46s
赤緯: -22°53'54"

Neptune

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

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

赤經: 18h15m30s
赤緯: -22°14'46"

Moon

Excellent
視星等: -12.7
星座: Pisces
Angular diameter: 11682.9"
Status: Moon illumination 23.2%

Observation tip: Moon illumination 23.2%; good for observing lunar surface detail

赤經: 22h06m58s
赤緯: -17°07'23"