December 2080 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

26 sky events total, including 4 moon phases and 2 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

December 2080 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.9
กลุ่มดาว: Capricornus
Angular diameter: 4.8"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 18h02m32s
เดคลิเนชัน: -25°17'32"

Venus

Excellent
Apparent magnitude: -4.4
กลุ่มดาว: Aquarius
Angular diameter: 22.4"
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: 20h55m55s
เดคลิเนชัน: -19°37'59"

Mars

Excellent
Apparent magnitude: 0.5
กลุ่มดาว: Pisces
Angular diameter: 6.9"
Status: near western quadrature

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

Right ascension: 22h33m55s
เดคลิเนชัน: -10°08'17"

Jupiter

Excellent
Apparent magnitude: -2.1
กลุ่มดาว: Aquarius
Angular diameter: 35.7"
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: 21h26m51s
เดคลิเนชัน: -15°56'20"

Saturn

Excellent
Apparent magnitude: 0.8
กลุ่มดาว: Aquarius
Angular diameter: 15.8"
Status: near western quadrature

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

Right ascension: 20h59m32s
เดคลิเนชัน: -17°59'05"

Uranus

Fair
Apparent magnitude: 5.9
กลุ่มดาว: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

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

Right ascension: 20h23m52s
เดคลิเนชัน: -19°55'26"

Neptune

Fair
Apparent magnitude: 7.7
กลุ่มดาว: Leo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 08h29m21s
เดคลิเนชัน: +18°43'29"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Aquarius
Angular diameter: 11505.7"
Status: Moon illumination 12.7%

Observation tip: Moon illumination 12.7%; good for observing lunar surface detail

Right ascension: 20h35m17s
เดคลิเนชัน: -22°50'22"