July 1984 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

22 天象事件總數,包括 4 月相與 0 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

July 1984 mid-month observing conditions

Mercury

Excellent
視星等: -0.3
星座: Leo
Angular diameter: 6.0"
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: 09h08m12s
赤緯: +17°47'59"

Venus

Excellent
視星等: -3.9
星座: Leo
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: 08h12m41s
赤緯: +21°09'09"

Mars

Excellent
視星等: -0.8
星座: Scorpius
Angular diameter: 12.8"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

赤經: 14h50m04s
赤緯: -18°36'49"

Jupiter

Excellent
視星等: -2.7
星座: Capricornus
Angular diameter: 46.6"
Status: near western 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: 18h26m50s
赤緯: -23°16'15"

Saturn

Excellent
視星等: 0.5
星座: Scorpius
Angular diameter: 17.4"
Status: near western quadrature

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

赤經: 14h32m17s
赤緯: -12°27'09"

Uranus

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

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

赤經: 16h33m29s
赤緯: -21°55'36"

Neptune

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

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

赤經: 17h57m32s
赤緯: -22°13'53"

Moon

Excellent
視星等: -12.7
星座: Aquarius
Angular diameter: 11669.5"
Status: Moon illumination 96.2%

Observation tip: Moon illumination 96.2%; good for observing lunar surface detail

赤經: 21h14m28s
赤緯: -21°00'10"