May 2055 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

24 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 2055 mid-month observing conditions

Mercury

Fair
Apparent magnitude: 4.7
กลุ่มดาว: Taurus
Angular diameter: 11.7"
Status: near superior conjunction

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 03h56m10s
เดคลิเนชัน: +20°45'54"

Venus

Excellent
Apparent magnitude: -4.3
กลุ่มดาว: Cancer
Angular diameter: 20.9"
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: 06h40m41s
เดคลิเนชัน: +26°03'25"

Mars

Excellent
Apparent magnitude: 1.4
กลุ่มดาว: Leo
Angular diameter: 5.2"
Status: near western quadrature

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

Right ascension: 08h11m42s
เดคลิเนชัน: +21°41'41"

Jupiter

Excellent
Apparent magnitude: -2.5
กลุ่มดาว: Capricornus
Angular diameter: 44.0"
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: 18h32m52s
เดคลิเนชัน: -22°55'16"

Saturn

Excellent
Apparent magnitude: 1.0
กลุ่มดาว: Aries
Angular diameter: 16.3"
Status: near eastern quadrature

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

Right ascension: 00h25m48s
เดคลิเนชัน: +00°26'55"

Uranus

Fair
Apparent magnitude: 5.4
กลุ่มดาว: Libra
Angular diameter: 4.0"
Status: near western quadrature

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

Right ascension: 12h41m41s
เดคลิเนชัน: -03°42'57"

Neptune

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

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

Right ascension: 04h19m52s
เดคลิเนชัน: +19°51'42"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Capricornus
Angular diameter: 12061.4"
Status: Moon illumination 82.1%

Observation tip: Moon illumination 82.1%; good for observing lunar surface detail

Right ascension: 19h01m12s
เดคลิเนชัน: -20°12'49"