January 1951 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

27 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 1951 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.2
Constellation: Capricornus
Angular diameter: 8.1"
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: 18h09m47s
Declination: -20°46'04"

Venus

Excellent
Apparent magnitude: -3.9
Constellation: Aquarius
Angular diameter: 10.2"
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: 20h47m03s
Declination: -19°25'42"

Mars

Excellent
Apparent magnitude: 1.2
Constellation: Aquarius
Angular diameter: 4.4"
Status: near western quadrature

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

Right ascension: 21h46m57s
Declination: -14°31'17"

Jupiter

Excellent
Apparent magnitude: -2.1
Constellation: Pisces
Angular diameter: 34.9"
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: 22h38m10s
Declination: -09°44'50"

Saturn

Excellent
Apparent magnitude: 0.8
Constellation: Libra
Angular diameter: 18.3"
Status: near eastern quadrature

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

Right ascension: 12h12m21s
Declination: +01°11'58"

Uranus

Fair
Apparent magnitude: 5.5
Constellation: Cancer
Angular diameter: 3.9"
Status: near western quadrature

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

Right ascension: 06h29m31s
Declination: +23°36'13"

Neptune

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

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

Right ascension: 13h14m33s
Declination: -06°07'54"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Aries
Angular diameter: 11689.4"
Status: Moon illumination 50.0%

Observation tip: Moon illumination 50.0%; good for observing lunar surface detail

Right ascension: 01h24m06s
Declination: +11°50'54"