April 2031 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

20 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 2031 mid-month observing conditions

Mercury

Good
Apparent magnitude: 2.2
กลุ่มดาว: Aries
Angular diameter: 11.0"
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: 00h30m33s
เดคลิเนชัน: +03°24'55"

Venus

Excellent
Apparent magnitude: -4.1
กลุ่มดาว: Gemini
Angular diameter: 15.4"
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: 04h10m31s
เดคลิเนชัน: +22°51'53"

Mars

Excellent
Apparent magnitude: -1.3
กลุ่มดาว: Scorpius
Angular diameter: 15.0"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Right ascension: 15h10m57s
เดคลิเนชัน: -16°28'51"

Jupiter

Excellent
Apparent magnitude: -2.3
กลุ่มดาว: Sagittarius
Angular diameter: 41.2"
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: 17h55m35s
เดคลิเนชัน: -22°53'55"

Saturn

Excellent
Apparent magnitude: 0.1
กลุ่มดาว: Gemini
Angular diameter: 17.0"
Status: near western quadrature

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

Right ascension: 04h19m04s
เดคลิเนชัน: +19°48'18"

Uranus

Fair
Apparent magnitude: 5.7
กลุ่มดาว: Gemini
Angular diameter: 3.6"
Status: near western quadrature

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

Right ascension: 05h15m46s
เดคลิเนชัน: +23°09'05"

Neptune

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

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

Right ascension: 00h52m01s
เดคลิเนชัน: +03°56'50"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Aquarius
Angular diameter: 12525.2"
Status: Moon illumination 44.9%

Observation tip: Moon illumination 44.9%; good for observing lunar surface detail

Right ascension: 20h08m13s
เดคลิเนชัน: -15°27'12"