September 1918 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

20 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 1918 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.2
Constellation: Virgo
Angular diameter: 7.9"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 10h24m01s
Declination: +09°51'09"

Venus

Excellent
Apparent magnitude: -3.9
Constellation: Virgo
Angular diameter: 10.4"
Status: near inferior 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: 10h23m09s
Declination: +11°22'12"

Mars

Excellent
Apparent magnitude: 1.1
Constellation: Scorpius
Angular diameter: 5.4"
Status: near western quadrature

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

Right ascension: 15h04m06s
Declination: -18°16'18"

Jupiter

Excellent
Apparent magnitude: -2.1
Constellation: Cancer
Angular diameter: 36.4"
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

Right ascension: 06h52m29s
Declination: +22°43'33"

Saturn

Excellent
Apparent magnitude: 0.6
Constellation: Leo
Angular diameter: 16.5"
Status: near eastern quadrature

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

Right ascension: 09h40m15s
Declination: +15°01'02"

Uranus

Fair
Apparent magnitude: 5.8
Constellation: Aquarius
Angular diameter: 3.7"
Status: near western quadrature

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

Right ascension: 21h49m09s
Declination: -14°00'36"

Neptune

Fair
Apparent magnitude: 7.9
Constellation: Leo
Angular diameter: 2.2"
Status: near eastern quadrature

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

Right ascension: 08h43m14s
Declination: +18°03'24"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Capricornus
Angular diameter: 12085.1"
Status: Moon illumination 64.0%

Observation tip: Moon illumination 64.0%; good for observing lunar surface detail

Right ascension: 18h32m16s
Declination: -21°29'50"