July 1989 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

26 sky events total, including 4 moon phases and 3 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 1989 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.9
Constellation: 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

Right ascension: 07h20m55s
Declination: +23°21'46"

Venus

Excellent
Apparent magnitude: -3.9
Constellation: Leo
Angular diameter: 11.4"
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: 09h28m01s
Declination: +16°39'49"

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: 09h22m08s
Declination: +16°39'16"

Jupiter

Excellent
Apparent magnitude: -2.0
Constellation: Gemini
Angular diameter: 32.9"
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

Right ascension: 05h45m15s
Declination: +23°02'31"

Saturn

Excellent
Apparent magnitude: 0.1
Constellation: 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

Right ascension: 18h42m04s
Declination: -22°29'14"

Uranus

Fair
Apparent magnitude: 5.6
Constellation: Capricornus
Angular diameter: 3.8"
Status: near western quadrature

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

Right ascension: 18h11m07s
Declination: -23°41'25"

Neptune

Fair
Apparent magnitude: 7.8
Constellation: Capricornus
Angular diameter: 2.3"
Status: near western quadrature

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

Right ascension: 18h46m08s
Declination: -22°05'00"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Sagittarius
Angular diameter: 11800.6"
Status: Moon illumination 85.0%

Observation tip: Moon illumination 85.0%; good for observing lunar surface detail

Right ascension: 16h16m55s
Declination: -26°30'30"