December 2058 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

25 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

December 2058 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.5
Constellation: Sagittarius
Angular diameter: 5.6"
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: 16h11m57s
Declination: -19°43'07"

Venus

Excellent
Apparent magnitude: -4.7
Constellation: Scorpius
Angular diameter: 27.8"
Status: near greatest eastern 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: 14h21m30s
Declination: -11°08'12"

Mars

Excellent
Apparent magnitude: 0.4
Constellation: Virgo
Angular diameter: 8.3"
Status: near eastern quadrature

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

Right ascension: 10h57m22s
Declination: +09°28'51"

Jupiter

Excellent
Apparent magnitude: -2.6
Constellation: Aries
Angular diameter: 43.7"
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: 00h54m59s
Declination: +04°22'39"

Saturn

Excellent
Apparent magnitude: -0.0
Constellation: Taurus
Angular diameter: 19.8"
Status: near western quadrature

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

Right ascension: 02h47m14s
Declination: +13°30'20"

Uranus

Fair
Apparent magnitude: 5.6
Constellation: Scorpius
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 14h01m12s
Declination: -11°46'46"

Neptune

Fair
Apparent magnitude: 7.7
Constellation: Gemini
Angular diameter: 2.4"
Status: near western quadrature

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

Right ascension: 04h54m19s
Declination: +21°01'37"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Sagittarius
Angular diameter: 12560.4"
Status: Moon illumination 0.6%

Observation tip: Moon illumination 0.6%; good for observing lunar surface detail

Right ascension: 16h51m25s
Declination: -23°16'18"