May 1954 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

21 sky events total, including 4 moon phases and 1 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

May 1954 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.7
กลุ่มดาว: Taurus
Angular diameter: 5.2"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 03h54m05s
เดคลิเนชัน: +21°21'10"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Gemini
Angular diameter: 11.3"
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: 05h14m15s
เดคลิเนชัน: +24°07'30"

Mars

Excellent
Apparent magnitude: -1.3
กลุ่มดาว: Capricornus
Angular diameter: 15.6"
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: 18h35m41s
เดคลิเนชัน: -24°49'47"

Jupiter

Excellent
Apparent magnitude: -1.9
กลุ่มดาว: Gemini
Angular diameter: 33.1"
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: 05h51m32s
เดคลิเนชัน: +23°19'18"

Saturn

Excellent
Apparent magnitude: 0.3
กลุ่มดาว: Scorpius
Angular diameter: 18.8"
Status: near western quadrature

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

Right ascension: 14h13m21s
เดคลิเนชัน: -10°33'37"

Uranus

Fair
Apparent magnitude: 5.6
กลุ่มดาว: Cancer
Angular diameter: 3.7"
Status: near western quadrature

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

Right ascension: 07h26m51s
เดคลิเนชัน: +22°25'15"

Neptune

Fair
Apparent magnitude: 7.9
กลุ่มดาว: Libra
Angular diameter: 2.3"
Status: near western quadrature

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

Right ascension: 13h31m12s
เดคลิเนชัน: -07°39'23"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Libra
Angular diameter: 11456.5"
Status: Moon illumination 92.3%

Observation tip: Moon illumination 92.3%; good for observing lunar surface detail

Right ascension: 13h12m37s
เดคลิเนชัน: -13°10'06"