August 1989 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 5 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

August 1989 mid-month observing conditions

Mercury

Excellent
視星等: -0.1
星座: Virgo
Angular diameter: 5.9"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤經: 11h07m10s
赤緯: +05°37'13"

Venus

Excellent
視星等: -3.9
星座: Virgo
Angular diameter: 13.0"
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: 11h47m58s
赤緯: +02°17'45"

Mars

Excellent
視星等: 1.8
星座: Virgo
Angular diameter: 3.6"
Status: near western quadrature

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

赤經: 10h37m18s
赤緯: +09°49'55"

Jupiter

Excellent
視星等: -2.0
星座: Cancer
Angular diameter: 34.6"
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: 06h12m46s
赤緯: +23°05'12"

Saturn

Excellent
視星等: 0.2
星座: Capricornus
Angular diameter: 17.9"
Status: near western quadrature

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

赤經: 18h34m13s
赤緯: -22°39'57"

Uranus

Fair
視星等: 5.6
星座: Capricornus
Angular diameter: 3.8"
Status: near western quadrature

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

赤經: 18h07m03s
赤緯: -23°42'20"

Neptune

Fair
視星等: 7.8
星座: Capricornus
Angular diameter: 2.3"
Status: near western quadrature

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

赤經: 18h43m04s
赤緯: -22°09'02"

Moon

Excellent
視星等: -12.7
星座: Capricornus
Angular diameter: 12339.4"
Status: Moon illumination 94.2%

Observation tip: Moon illumination 94.2%; good for observing lunar surface detail

赤經: 19h46m51s
赤緯: -23°59'13"