March 1981 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

23 sky events total, including 4 moon phases and 3 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

March 1981 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.2
กลุ่มดาว: Aquarius
Angular diameter: 7.4"
Status: near greatest eastern elongation

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

Right ascension: 21h56m51s
เดคลิเนชัน: -13°17'35"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Pisces
Angular diameter: 9.8"
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: 23h19m35s
เดคลิเนชัน: -05°54'35"

Mars

Excellent
Apparent magnitude: 1.1
กลุ่มดาว: Pisces
Angular diameter: 3.9"
Status: near western quadrature

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

Right ascension: 23h55m14s
เดคลิเนชัน: -01°23'35"

Jupiter

Excellent
Apparent magnitude: -2.5
กลุ่มดาว: Libra
Angular diameter: 44.1"
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: 12h27m54s
เดคลิเนชัน: -01°17'32"

Saturn

Excellent
Apparent magnitude: 0.5
กลุ่มดาว: Libra
Angular diameter: 19.4"
Status: near eastern quadrature

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

Right ascension: 12h31m15s
เดคลิเนชัน: -00°30'07"

Uranus

Fair
Apparent magnitude: 5.5
กลุ่มดาว: Scorpius
Angular diameter: 3.8"
Status: near eastern quadrature

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

Right ascension: 15h51m45s
เดคลิเนชัน: -19°56'37"

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: 17h37m38s
เดคลิเนชัน: -22°00'34"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Cancer
Angular diameter: 12186.9"
Status: Moon illumination 70.5%

Observation tip: Moon illumination 70.5%; good for observing lunar surface detail

Right ascension: 07h18m53s
เดคลิเนชัน: +20°16'27"