January 1938 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

20 sky events total, including 5 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

January 1938 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.1
Constellation: Capricornus
Angular diameter: 7.5"
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: 18h04m30s
Declination: -21°10'26"

Venus

Excellent
Apparent magnitude: -3.9
Constellation: Capricornus
Angular diameter: 9.8"
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: 19h24m12s
Declination: -22°41'39"

Mars

Excellent
Apparent magnitude: 1.0
Constellation: Pisces
Angular diameter: 5.3"
Status: near western quadrature

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

Right ascension: 23h18m11s
Declination: -05°13'46"

Jupiter

Excellent
Apparent magnitude: -2.0
Constellation: Aquarius
Angular diameter: 32.6"
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: 20h33m33s
Declination: -19°18'47"

Saturn

Excellent
Apparent magnitude: 0.9
Constellation: Aries
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: 00h03m47s
Declination: -02°04'45"

Uranus

Fair
Apparent magnitude: 5.8
Constellation: Taurus
Angular diameter: 3.6"
Status: near western quadrature

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

Right ascension: 02h29m47s
Declination: +14°20'36"

Neptune

Fair
Apparent magnitude: 7.9
Constellation: Virgo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 11h28m45s
Declination: +04°35'38"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Cancer
Angular diameter: 12956.0"
Status: Moon illumination 97.6%

Observation tip: Moon illumination 97.6%; good for observing lunar surface detail

Right ascension: 06h28m32s
Declination: +20°35'06"