May 1975 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

19 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 1975 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.2
กลุ่มดาว: Gemini
Angular diameter: 7.7"
Status: near greatest western elongation

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

Right ascension: 04h54m53s
เดคลิเนชัน: +25°03'03"

Venus

Excellent
Apparent magnitude: -4.1
กลุ่มดาว: Cancer
Angular diameter: 17.0"
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: 06h25m44s
เดคลิเนชัน: +25°47'53"

Mars

Excellent
Apparent magnitude: 0.8
กลุ่มดาว: Pisces
Angular diameter: 5.8"
Status: near eastern quadrature

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

Right ascension: 23h44m58s
เดคลิเนชัน: -03°21'10"

Jupiter

Excellent
Apparent magnitude: -2.1
กลุ่มดาว: Aries
Angular diameter: 34.7"
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: 00h50m48s
เดคลิเนชัน: +04°12'55"

Saturn

Excellent
Apparent magnitude: 0.2
กลุ่มดาว: Cancer
Angular diameter: 17.3"
Status: near western quadrature

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

Right ascension: 07h05m51s
เดคลิเนชัน: +22°26'41"

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: 13h50m24s
เดคลิเนชัน: -10°45'54"

Neptune

Fair
Apparent magnitude: 7.9
กลุ่มดาว: Sagittarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 16h38m12s
เดคลิเนชัน: -20°29'25"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Cancer
Angular diameter: 12317.8"
Status: Moon illumination 15.0%

Observation tip: Moon illumination 15.0%; good for observing lunar surface detail

Right ascension: 06h38m06s
เดคลิเนชัน: +19°53'02"