May 2023 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

26 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

May 2023 mid-month observing conditions

Mercury

Good
Apparent magnitude: 2.1
กลุ่มดาว: Taurus
Angular diameter: 10.9"
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: 02h17m42s
เดคลิเนชัน: +10°59'37"

Venus

Excellent
Apparent magnitude: -4.2
กลุ่มดาว: Cancer
Angular diameter: 19.1"
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: 06h35m43s
เดคลิเนชัน: +25°56'56"

Mars

Excellent
Apparent magnitude: 1.5
กลุ่มดาว: Cancer
Angular diameter: 5.0"
Status: near western quadrature

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

Right ascension: 07h56m40s
เดคลิเนชัน: +22°23'45"

Jupiter

Excellent
Apparent magnitude: -2.1
กลุ่มดาว: Aries
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: 01h51m40s
เดคลิเนชัน: +10°19'56"

Saturn

Excellent
Apparent magnitude: 0.9
กลุ่มดาว: Pisces
Angular diameter: 16.7"
Status: near eastern quadrature

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

Right ascension: 22h34m24s
เดคลิเนชัน: -10°33'33"

Uranus

Fair
Apparent magnitude: 5.9
กลุ่มดาว: Taurus
Angular diameter: 3.4"
Status: near eastern quadrature

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

Right ascension: 03h07m29s
เดคลิเนชัน: +17°13'59"

Neptune

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

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

Right ascension: 23h51m16s
เดคลิเนชัน: -02°14'48"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Pisces
Angular diameter: 12472.1"
Status: Moon illumination 24.0%

Observation tip: Moon illumination 24.0%; good for observing lunar surface detail

Right ascension: 23h48m20s
เดคลิเนชัน: -04°50'14"