September 2081 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

26 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 2081 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 1.0
กลุ่มดาว: Libra
Angular diameter: 9.4"
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: 12h39m46s
เดคลิเนชัน: -08°41'52"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Virgo
Angular diameter: 11.0"
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: 10h05m46s
เดคลิเนชัน: +12°44'31"

Mars

Excellent
Apparent magnitude: 1.8
กลุ่มดาว: Virgo
Angular diameter: 3.5"
Status: near eastern quadrature

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

Right ascension: 10h55m18s
เดคลิเนชัน: +08°06'00"

Jupiter

Excellent
Apparent magnitude: -2.9
กลุ่มดาว: Pisces
Angular diameter: 49.8"
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: 23h36m46s
เดคลิเนชัน: -04°11'40"

Saturn

Excellent
Apparent magnitude: 0.5
กลุ่มดาว: Aquarius
Angular diameter: 18.5"
Status: near western quadrature

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

Right ascension: 21h39m11s
เดคลิเนชัน: -15°29'45"

Uranus

Fair
Apparent magnitude: 5.7
กลุ่มดาว: Aquarius
Angular diameter: 3.7"
Status: near western quadrature

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

Right ascension: 20h35m15s
เดคลิเนชัน: -19°19'45"

Neptune

Fair
Apparent magnitude: 7.8
กลุ่มดาว: Leo
Angular diameter: 2.2"
Status: near eastern quadrature

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

Right ascension: 08h36m44s
เดคลิเนชัน: +18°20'40"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Aquarius
Angular diameter: 11507.6"
Status: Moon illumination 91.3%

Observation tip: Moon illumination 91.3%; good for observing lunar surface detail

Right ascension: 21h27m19s
เดคลิเนชัน: -17°30'19"