December 1982 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

27 sky events total, including 5 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 1982 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.7
กลุ่มดาว: Capricornus
Angular diameter: 5.2"
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: 18h28m28s
เดคลิเนชัน: -25°31'31"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Capricornus
Angular diameter: 10.0"
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: 18h11m51s
เดคลิเนชัน: -24°08'47"

Mars

Excellent
Apparent magnitude: 1.1
กลุ่มดาว: Aquarius
Angular diameter: 4.8"
Status: near western quadrature

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

Right ascension: 20h25m17s
เดคลิเนชัน: -20°33'56"

Jupiter

Excellent
Apparent magnitude: -1.7
กลุ่มดาว: Scorpius
Angular diameter: 31.4"
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: 15h42m33s
เดคลิเนชัน: -18°51'02"

Saturn

Excellent
Apparent magnitude: 0.7
กลุ่มดาว: Scorpius
Angular diameter: 16.1"
Status: near eastern quadrature

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

Right ascension: 14h00m47s
เดคลิเนชัน: -09°48'42"

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: 16h16m21s
เดคลิเนชัน: -21°11'27"

Neptune

Fair
Apparent magnitude: 8.0
กลุ่มดาว: Sagittarius
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 17h45m20s
เดคลิเนชัน: -22°11'15"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Sagittarius
Angular diameter: 11543.7"
Status: Moon illumination 0.2%

Observation tip: Moon illumination 0.2%; good for observing lunar surface detail

Right ascension: 17h10m13s
เดคลิเนชัน: -21°30'04"