December 2050 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

20 sky events total, including 4 moon phases and 3 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

December 2050 mid-month observing conditions

Mercury

Good
Apparent magnitude: 2.9
กลุ่มดาว: Sagittarius
Angular diameter: 9.7"
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: 16h56m54s
เดคลิเนชัน: -20°08'17"

Venus

Excellent
Apparent magnitude: -4.7
กลุ่มดาว: Scorpius
Angular diameter: 28.7"
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: 14h22m10s
เดคลิเนชัน: -11°10'53"

Mars

Excellent
Apparent magnitude: -0.0
กลุ่มดาว: Pisces
Angular diameter: 9.1"
Status: near western quadrature

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

Right ascension: 23h41m39s
เดคลิเนชัน: -02°34'58"

Jupiter

Excellent
Apparent magnitude: -2.2
กลุ่มดาว: Virgo
Angular diameter: 39.6"
Status: near eastern 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: 10h31m49s
เดคลิเนชัน: +10°17'51"

Saturn

Excellent
Apparent magnitude: 0.7
กลุ่มดาว: Aquarius
Angular diameter: 15.6"
Status: near western quadrature

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

Right ascension: 20h34m09s
เดคลิเนชัน: -19°22'38"

Uranus

Fair
Apparent magnitude: 5.5
กลุ่มดาว: Virgo
Angular diameter: 3.9"
Status: near eastern quadrature

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

Right ascension: 11h44m25s
เดคลิเนชัน: +02°31'05"

Neptune

Fair
Apparent magnitude: 7.7
กลุ่มดาว: Taurus
Angular diameter: 2.4"
Status: near western quadrature

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

Right ascension: 03h37m32s
เดคลิเนชัน: +17°35'57"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Capricornus
Angular diameter: 12255.5"
Status: Moon illumination 0.8%

Observation tip: Moon illumination 0.8%; good for observing lunar surface detail

Right ascension: 18h12m11s
เดคลิเนชัน: -19°21'01"