July 1930 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

24 天文事件合计,包括 4 月相和 2 行星事件。

每日天象

所有时间均为本地时间 (Asia/Shanghai)

Group 日期 日出/日落 月出/月落 月相 天象

Planetary outlook

July 1930 mid-month observing conditions

Mercury

Excellent
视星等: -2.2
星座: Cancer
Angular diameter: 5.1"
Status: near inferior conjunction

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

赤经: 07h33m01s
赤纬: +23°13'08"

Venus

Excellent
视星等: -4.0
星座: Virgo
Angular diameter: 14.6"
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

赤经: 10h11m54s
赤纬: +12°45'19"

Mars

Excellent
视星等: 1.1
星座: Taurus
Angular diameter: 5.1"
Status: near eastern quadrature

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

赤经: 03h53m06s
赤纬: +19°41'02"

Jupiter

Excellent
视星等: -1.9
星座: Cancer
Angular diameter: 32.4"
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

赤经: 06h17m48s
赤纬: +23°12'45"

Saturn

Excellent
视星等: 0.1
星座: Capricornus
Angular diameter: 18.4"
Status: near western quadrature

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

赤经: 18h32m48s
赤纬: -22°33'46"

Uranus

Fair
视星等: 5.9
星座: Aries
Angular diameter: 3.5"
Status: near eastern quadrature

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

赤经: 00h57m37s
赤纬: +05°25'16"

Neptune

Fair
视星等: 8.0
星座: Virgo
Angular diameter: 2.2"
Status: near western quadrature

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

赤经: 10h16m14s
赤纬: +11°26'26"

Moon

Excellent
视星等: -12.7
星座: Pisces
Angular diameter: 11485.4"
Status: Moon illumination 84.9%

Observation tip: Moon illumination 84.9%; good for observing lunar surface detail

赤经: 22h42m28s
赤纬: -12°24'53"