July 1957 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

16 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 1957 mid-month observing conditions

Mercury

Excellent
视星等: -1.1
星座: Leo
Angular diameter: 5.2"
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

赤经: 08h28m18s
赤纬: +20°57'30"

Venus

Excellent
视星等: -3.9
星座: Leo
Angular diameter: 11.0"
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

赤经: 09h17m50s
赤纬: +17°25'36"

Mars

Excellent
视星等: 1.8
星座: Leo
Angular diameter: 3.7"
Status: near western quadrature

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

赤经: 09h10m15s
赤纬: +17°33'13"

Jupiter

Excellent
视星等: -1.8
星座: Virgo
Angular diameter: 33.9"
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

赤经: 11h48m12s
赤纬: +02°36'31"

Saturn

Excellent
视星等: 0.2
星座: Sagittarius
Angular diameter: 17.9"
Status: near western quadrature

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

赤经: 16h27m22s
赤纬: -19°56'59"

Uranus

Fair
视星等: 5.6
星座: Leo
Angular diameter: 3.6"
Status: near western quadrature

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

赤经: 08h35m27s
赤纬: +19°15'51"

Neptune

Fair
视星等: nan
星座: Libra
Angular diameter: 2.3"
Status: near western quadrature

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

赤经: 13h53m29s
赤纬: -09°46'01"

Moon

Excellent
视星等: -12.7
星座: Aquarius
Angular diameter: 11492.5"
Status: Moon illumination 91.3%

Observation tip: Moon illumination 91.3%; good for observing lunar surface detail

赤经: 21h47m10s
赤纬: -08°04'14"