September 2039 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

20 sky events total, including 4 moon phases and 2 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

September 2039 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.6
กลุ่มดาว: Libra
Angular diameter: 5.0"
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: 12h18m49s
เดคลิเนชัน: -01°28'43"

Venus

Excellent
Apparent magnitude: -4.7
กลุ่มดาว: Leo
Angular diameter: 37.5"
Status: near greatest eastern 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: 08h52m31s
เดคลิเนชัน: +12°28'28"

Mars

Excellent
Apparent magnitude: 0.3
กลุ่มดาว: Gemini
Angular diameter: 8.0"
Status: near eastern quadrature

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

Right ascension: 05h52m07s
เดคลิเนชัน: +23°13'30"

Jupiter

Excellent
Apparent magnitude: -1.7
กลุ่มดาว: Virgo
Angular diameter: 30.8"
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: 11h03m39s
เดคลิเนชัน: +07°04'28"

Saturn

Excellent
Apparent magnitude: 1.0
กลุ่มดาว: Libra
Angular diameter: 15.8"
Status: near western quadrature

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

Right ascension: 12h07m30s
เดคลิเนชัน: +01°27'42"

Uranus

Fair
Apparent magnitude: 5.6
กลุ่มดาว: Leo
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 08h18m02s
เดคลิเนชัน: +20°12'14"

Neptune

Fair
Apparent magnitude: 7.7
กลุ่มดาว: Taurus
Angular diameter: 2.4"
Status: near eastern quadrature

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

Right ascension: 02h06m29s
เดคลิเนชัน: +10°54'29"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Leo
Angular diameter: 11836.7"
Status: Moon illumination 12.3%

Observation tip: Moon illumination 12.3%; good for observing lunar surface detail

Right ascension: 08h59m22s
เดคลิเนชัน: +21°19'09"