May 1902 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

18 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 1902 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.7
กลุ่มดาว: Gemini
Angular diameter: 6.1"
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: 04h33m55s
เดคลิเนชัน: +24°06'01"

Venus

Excellent
Apparent magnitude: -4.3
กลุ่มดาว: Aries
Angular diameter: 19.9"
Status: near inferior conjunction

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: 00h32m13s
เดคลิเนชัน: +01°46'07"

Mars

Excellent
Apparent magnitude: 1.3
กลุ่มดาว: Taurus
Angular diameter: 3.9"
Status: near eastern quadrature

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

Right ascension: 02h42m34s
เดคลิเนชัน: +15°31'06"

Jupiter

Excellent
Apparent magnitude: -2.3
กลุ่มดาว: Aquarius
Angular diameter: 40.4"
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: 21h16m30s
เดคลิเนชัน: -16°28'04"

Saturn

Excellent
Apparent magnitude: 0.4
กลุ่มดาว: Capricornus
Angular diameter: 17.4"
Status: near eastern quadrature

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

Right ascension: 19h59m23s
เดคลิเนชัน: -20°36'15"

Uranus

Fair
Apparent magnitude: 5.5
กลุ่มดาว: Sagittarius
Angular diameter: 3.9"
Status: near eastern quadrature

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

Right ascension: 17h17m58s
เดคลิเนชัน: -23°10'28"

Neptune

Fair
Apparent magnitude: 7.9
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: 05h59m05s
เดคลิเนชัน: +22°20'28"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Leo
Angular diameter: 12163.5"
Status: Moon illumination 54.8%

Observation tip: Moon illumination 54.8%; good for observing lunar surface detail

Right ascension: 09h56m10s
เดคลิเนชัน: +07°27'54"