September 2023 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

September 2023 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 1.2
กลุ่มดาว: Virgo
Angular diameter: 8.9"
Status: near greatest eastern elongation

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

Right ascension: 10h37m00s
เดคลิเนชัน: +07°24'08"

Venus

Excellent
Apparent magnitude: -4.8
กลุ่มดาว: Leo
Angular diameter: 40.4"
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: 09h01m00s
เดคลิเนชัน: +11°20'06"

Mars

Excellent
Apparent magnitude: 1.7
กลุ่มดาว: Libra
Angular diameter: 3.7"
Status: near western quadrature

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

Right ascension: 12h44m42s
เดคลิเนชัน: -04°15'05"

Jupiter

Excellent
Apparent magnitude: -2.7
กลุ่มดาว: Taurus
Angular diameter: 45.8"
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: 02h53m22s
เดคลิเนชัน: +15°09'05"

Saturn

Excellent
Apparent magnitude: 0.5
กลุ่มดาว: Pisces
Angular diameter: 18.9"
Status: near western quadrature

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

Right ascension: 22h20m22s
เดคลิเนชัน: -12°16'04"

Uranus

Fair
Apparent magnitude: 5.7
กลุ่มดาว: Taurus
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 03h22m34s
เดคลิเนชัน: +18°12'07"

Neptune

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

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

Right ascension: 23h48m47s
เดคลิเนชัน: -02°36'12"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Virgo
Angular diameter: 11507.1"
Status: Moon illumination 0.1%

Observation tip: Moon illumination 0.1%; good for observing lunar surface detail

Right ascension: 11h32m05s
เดคลิเนชัน: +06°10'47"