April 2039 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

24 sky events total, including 4 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

April 2039 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.1
กลุ่มดาว: Pisces
Angular diameter: 6.8"
Status: near inferior conjunction

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

Right ascension: 23h58m46s
เดคลิเนชัน: -02°53'51"

Venus

Excellent
Apparent magnitude: -4.1
กลุ่มดาว: Gemini
Angular diameter: 15.7"
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: 04h12m31s
เดคลิเนชัน: +23°00'54"

Mars

Excellent
Apparent magnitude: 1.1
กลุ่มดาว: Pisces
Angular diameter: 4.9"
Status: near eastern quadrature

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

Right ascension: 22h50m53s
เดคลิเนชัน: -08°45'51"

Jupiter

Excellent
Apparent magnitude: -2.3
กลุ่มดาว: Leo
Angular diameter: 40.6"
Status: near western 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: 09h36m45s
เดคลิเนชัน: +15°24'07"

Saturn

Excellent
Apparent magnitude: 0.7
กลุ่มดาว: Virgo
Angular diameter: 19.3"
Status: near western quadrature

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

Right ascension: 11h41m01s
เดคลิเนชัน: +04°42'24"

Uranus

Fair
Apparent magnitude: 5.5
กลุ่มดาว: Cancer
Angular diameter: 3.8"
Status: near western quadrature

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

Right ascension: 07h47m08s
เดคลิเนชัน: +21°41'49"

Neptune

Fair
Apparent magnitude: 7.8
กลุ่มดาว: Aries
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 01h57m05s
เดคลิเนชัน: +10°10'45"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Capricornus
Angular diameter: 12491.3"
Status: Moon illumination 58.5%

Observation tip: Moon illumination 58.5%; good for observing lunar surface detail

Right ascension: 19h06m58s
เดคลิเนชัน: -24°25'03"