April 1982 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

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

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

April 1982 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.9
กลุ่มดาว: Aries
Angular diameter: 5.1"
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: 01h45m39s
เดคลิเนชัน: +10°39'19"

Venus

Excellent
Apparent magnitude: -4.4
กลุ่มดาว: Pisces
Angular diameter: 21.2"
Status: near inferior 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: 22h41m30s
เดคลิเนชัน: -08°14'29"

Mars

Excellent
Apparent magnitude: -1.3
กลุ่มดาว: Libra
Angular diameter: 14.5"
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: 12h22m16s
เดคลิเนชัน: +00°18'41"

Jupiter

Excellent
Apparent magnitude: -2.5
กลุ่มดาว: Scorpius
Angular diameter: 44.3"
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: 14h19m59s
เดคลิเนชัน: -12°25'39"

Saturn

Excellent
Apparent magnitude: 0.4
กลุ่มดาว: Libra
Angular diameter: 19.2"
Status: near western quadrature

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

Right ascension: 13h12m20s
เดคลิเนชัน: -04°40'50"

Uranus

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

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

Right ascension: 16h08m28s
เดคลิเนชัน: -20°48'04"

Neptune

Fair
Apparent magnitude: 7.9
กลุ่มดาว: Sagittarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 17h46m55s
เดคลิเนชัน: -22°06'18"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Capricornus
Angular diameter: 11514.9"
Status: Moon illumination 64.5%

Observation tip: Moon illumination 64.5%; good for observing lunar surface detail

Right ascension: 18h34m43s
เดคลิเนชัน: -22°24'37"