September 1938 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

18 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

September 1938 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.5
Constellation: Virgo
Angular diameter: 6.9"
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: 10h23m23s
Declination: +10°49'57"

Venus

Excellent
Apparent magnitude: -4.5
Constellation: Scorpius
Angular diameter: 25.9"
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: 14h16m57s
Declination: -17°03'47"

Mars

Excellent
Apparent magnitude: 1.8
Constellation: Virgo
Angular diameter: 3.6"
Status: near eastern quadrature

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

Right ascension: 10h27m21s
Declination: +10°56'48"

Jupiter

Excellent
Apparent magnitude: -2.8
Constellation: Aquarius
Angular diameter: 48.0"
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: 21h47m55s
Declination: -14°35'25"

Saturn

Excellent
Apparent magnitude: 0.4
Constellation: Aries
Angular diameter: 19.6"
Status: near eastern quadrature

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

Right ascension: 01h04m29s
Declination: +03°55'24"

Uranus

Fair
Apparent magnitude: 5.7
Constellation: Taurus
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 03h01m03s
Declination: +16°43'35"

Neptune

Fair
Apparent magnitude: 8.0
Constellation: Virgo
Angular diameter: 2.2"
Status: near eastern quadrature

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

Right ascension: 11h28m19s
Declination: +04°36'56"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Taurus
Angular diameter: 12337.4"
Status: Moon illumination 73.1%

Observation tip: Moon illumination 73.1%; good for observing lunar surface detail

Right ascension: 03h27m21s
Declination: +18°23'25"