July 1957 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

16 sky events total, including 4 moon phases and 2 planetary events.

Daily Sky Events

All times are in local time (Asia/Shanghai)

Group Date Sunrise/Sunset Moonrise/Moonset Moon Phase Sky Events

Planetary outlook

July 1957 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.1
Constellation: 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

Right ascension: 08h28m18s
Declination: +20°57'30"

Venus

Excellent
Apparent magnitude: -3.9
Constellation: 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

Right ascension: 09h17m50s
Declination: +17°25'36"

Mars

Excellent
Apparent magnitude: 1.8
Constellation: 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

Right ascension: 09h10m15s
Declination: +17°33'13"

Jupiter

Excellent
Apparent magnitude: -1.8
Constellation: 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

Right ascension: 11h48m12s
Declination: +02°36'31"

Saturn

Excellent
Apparent magnitude: 0.2
Constellation: 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

Right ascension: 16h27m22s
Declination: -19°56'59"

Uranus

Fair
Apparent magnitude: 5.6
Constellation: Leo
Angular diameter: 3.6"
Status: near western quadrature

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

Right ascension: 08h35m27s
Declination: +19°15'51"

Neptune

Fair
Apparent magnitude: nan
Constellation: Libra
Angular diameter: 2.3"
Status: near western quadrature

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

Right ascension: 13h53m29s
Declination: -09°46'01"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Aquarius
Angular diameter: 11492.5"
Status: Moon illumination 91.3%

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

Right ascension: 21h47m10s
Declination: -08°04'14"