February 1984 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

19 sky events total, including 4 moon phases and 0 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

February 1984 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.5
กลุ่มดาว: Aquarius
Angular diameter: 5.1"
Status: near inferior conjunction

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

Right ascension: 20h47m24s
เดคลิเนชัน: -19°39'28"

Venus

Excellent
Apparent magnitude: -4.0
กลุ่มดาว: Capricornus
Angular diameter: 12.2"
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: 19h46m53s
เดคลิเนชัน: -20°59'28"

Mars

Excellent
Apparent magnitude: 0.4
กลุ่มดาว: Scorpius
Angular diameter: 8.1"
Status: near eastern quadrature

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

Right ascension: 14h57m24s
เดคลิเนชัน: -15°07'17"

Jupiter

Excellent
Apparent magnitude: -1.9
กลุ่มดาว: Capricornus
Angular diameter: 33.7"
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: 18h22m55s
เดคลิเนชัน: -23°03'57"

Saturn

Excellent
Apparent magnitude: 0.5
กลุ่มดาว: Scorpius
Angular diameter: 17.2"
Status: near eastern quadrature

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

Right ascension: 14h58m13s
เดคลิเนชัน: -14°23'26"

Uranus

Fair
Apparent magnitude: 5.6
กลุ่มดาว: Sagittarius
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 16h46m45s
เดคลิเนชัน: -22°19'29"

Neptune

Fair
Apparent magnitude: 7.9
กลุ่มดาว: Capricornus
Angular diameter: 2.2"
Status: near eastern quadrature

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

Right ascension: 18h03m29s
เดคลิเนชัน: -22°16'07"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Cancer
Angular diameter: 12846.2"
Status: Moon illumination 93.8%

Observation tip: Moon illumination 93.8%; good for observing lunar surface detail

Right ascension: 07h58m18s
เดคลิเนชัน: +24°12'47"