September 2018 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

21 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

September 2018 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.5
Constellation: Virgo
Angular diameter: 5.0"
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: 11h13m48s
Declination: +06°54'07"

Venus

Excellent
Apparent magnitude: -4.7
Constellation: Libra
Angular diameter: 35.7"
Status: near superior conjunction

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: 13h58m55s
Declination: -17°26'26"

Mars

Excellent
Apparent magnitude: -1.7
Constellation: Aquarius
Angular diameter: 18.4"
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

Right ascension: 20h16m51s
Declination: -24°41'05"

Jupiter

Excellent
Apparent magnitude: -1.9
Constellation: Scorpius
Angular diameter: 33.7"
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: 15h08m11s
Declination: -16°45'54"

Saturn

Excellent
Apparent magnitude: 0.4
Constellation: Capricornus
Angular diameter: 16.9"
Status: near western quadrature

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

Right ascension: 18h11m16s
Declination: -22°43'38"

Uranus

Fair
Apparent magnitude: 5.8
Constellation: Taurus
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 02h00m02s
Declination: +11°38'19"

Neptune

Fair
Apparent magnitude: 7.7
Constellation: Pisces
Angular diameter: 2.4"
Status: near western quadrature

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

Right ascension: 23h05m51s
Declination: -06°52'37"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Scorpius
Angular diameter: 11920.1"
Status: Moon illumination 31.0%

Observation tip: Moon illumination 31.0%; good for observing lunar surface detail

Right ascension: 15h53m46s
Declination: -15°29'25"