December 2071 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

December 2071 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.5
Constellation: Sagittarius
Angular diameter: 5.9"
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: 16h06m41s
Declination: -19°10'10"

Venus

Excellent
Apparent magnitude: -4.1
Constellation: Scorpius
Angular diameter: 14.3"
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: 14h53m54s
Declination: -14°25'14"

Mars

Excellent
Apparent magnitude: -1.0
Constellation: Leo
Angular diameter: 13.7"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Right ascension: 08h09m13s
Declination: +23°22'18"

Jupiter

Excellent
Apparent magnitude: -2.8
Constellation: Taurus
Angular diameter: 47.9"
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: 03h44m47s
Declination: +18°47'34"

Saturn

Excellent
Apparent magnitude: 0.7
Constellation: Scorpius
Angular diameter: 15.8"
Status: near eastern quadrature

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

Right ascension: 14h33m21s
Declination: -12°39'15"

Uranus

Fair
Apparent magnitude: 5.8
Constellation: Sagittarius
Angular diameter: 3.5"
Status: near western quadrature

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

Right ascension: 17h50m09s
Declination: -23°34'53"

Neptune

Fair
Apparent magnitude: 7.7
Constellation: Cancer
Angular diameter: 2.4"
Status: near eastern quadrature

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

Right ascension: 07h03m02s
Declination: +21°45'33"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Libra
Angular diameter: 12313.7"
Status: Moon illumination 38.7%

Observation tip: Moon illumination 38.7%; good for observing lunar surface detail

Right ascension: 12h24m46s
Declination: -01°28'15"