September 2055 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

21 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 2055 mid-month observing conditions

Mercury

Good
Apparent magnitude: 2.4
กลุ่มดาว: Libra
Angular diameter: 10.2"
Status: near superior conjunction

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

Right ascension: 12h11m39s
เดคลิเนชัน: -05°45'11"

Venus

Excellent
Apparent magnitude: -4.7
กลุ่มดาว: Leo
Angular diameter: 34.9"
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: 08h46m04s
เดคลิเนชัน: +13°24'08"

Mars

Excellent
Apparent magnitude: 1.7
กลุ่มดาว: Libra
Angular diameter: 3.8"
Status: near western quadrature

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

Right ascension: 12h55m56s
เดคลิเนชัน: -05°31'06"

Jupiter

Excellent
Apparent magnitude: -2.2
กลุ่มดาว: Sagittarius
Angular diameter: 39.4"
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: 17h55m41s
เดคลิเนชัน: -23°24'10"

Saturn

Excellent
Apparent magnitude: 0.5
กลุ่มดาว: Aries
Angular diameter: 19.5"
Status: near eastern quadrature

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

Right ascension: 00h31m02s
เดคลิเนชัน: +00°29'23"

Uranus

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

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

Right ascension: 12h51m07s
เดคลิเนชัน: -04°47'17"

Neptune

Fair
Apparent magnitude: 7.7
กลุ่มดาว: Gemini
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 04h32m47s
เดคลิเนชัน: +20°17'32"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Cancer
Angular diameter: 12035.8"
Status: Moon illumination 42.1%

Observation tip: Moon illumination 42.1%; good for observing lunar surface detail

Right ascension: 06h05m54s
เดคลิเนชัน: +20°14'40"