December 2069 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

24 sky events total, including 4 moon phases and 5 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

December 2069 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.6
กลุ่มดาว: Capricornus
Angular diameter: 8.7"
Status: near superior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 18h40m43s
เดคลิเนชัน: -23°27'00"

Venus

Excellent
Apparent magnitude: -4.3
กลุ่มดาว: Capricornus
Angular diameter: 60.0"
Status: near superior 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: 18h40m38s
เดคลิเนชัน: -23°03'37"

Mars

Excellent
Apparent magnitude: -1.6
กลุ่มดาว: Gemini
Angular diameter: 16.4"
Status: near western quadrature

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

Right ascension: 04h05m48s
เดคลิเนชัน: +23°05'00"

Jupiter

Excellent
Apparent magnitude: -2.3
กลุ่มดาว: Pisces
Angular diameter: 39.4"
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: 23h07m09s
เดคลิเนชัน: -07°00'18"

Saturn

Excellent
Apparent magnitude: 0.8
กลุ่มดาว: Libra
Angular diameter: 16.7"
Status: near eastern quadrature

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

Right ascension: 13h09m24s
เดคลิเนชัน: -04°49'47"

Uranus

Fair
Apparent magnitude: 5.7
กลุ่มดาว: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

Right ascension: 17h14m44s
เดคลิเนชัน: -23°05'07"

Neptune

Fair
Apparent magnitude: 7.7
กลุ่มดาว: 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: 06h43m16s
เดคลิเนชัน: +22°03'30"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Capricornus
Angular diameter: 11649.9"
Status: Moon illumination 1.7%

Observation tip: Moon illumination 1.7%; good for observing lunar surface detail

Right ascension: 18h32m24s
เดคลิเนชัน: -18°36'48"