April 1972 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

21 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

April 1972 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 1.3
กลุ่มดาว: Aries
Angular diameter: 10.2"
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: 00h14m48s
เดคลิเนชัน: +00°48'00"

Venus

Excellent
Apparent magnitude: -4.5
กลุ่มดาว: Gemini
Angular diameter: 25.4"
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: 04h34m02s
เดคลิเนชัน: +25°43'48"

Mars

Excellent
Apparent magnitude: 1.5
กลุ่มดาว: Gemini
Angular diameter: 4.5"
Status: near western quadrature

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

Right ascension: 04h42m24s
เดคลิเนชัน: +23°20'21"

Jupiter

Excellent
Apparent magnitude: -2.3
กลุ่มดาว: Capricornus
Angular diameter: 40.4"
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: 18h35m28s
เดคลิเนชัน: -22°53'16"

Saturn

Excellent
Apparent magnitude: 0.1
กลุ่มดาว: Gemini
Angular diameter: 16.9"
Status: near western quadrature

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

Right ascension: 04h10m15s
เดคลิเนชัน: +19°23'31"

Uranus

Fair
Apparent magnitude: 5.4
กลุ่มดาว: Libra
Angular diameter: 4.1"
Status: near western quadrature

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

Right ascension: 12h59m40s
เดคลิเนชัน: -05°37'25"

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: 16h12m56s
เดคลิเนชัน: -19°27'14"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Taurus
Angular diameter: 13003.0"
Status: Moon illumination 2.2%

Observation tip: Moon illumination 2.2%; good for observing lunar surface detail

Right ascension: 02h29m57s
เดคลิเนชัน: +19°58'25"