September 2014 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

21 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

September 2014 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.1
กลุ่มดาว: Libra
Angular diameter: 6.2"
Status: near greatest western elongation

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

Right ascension: 13h01m43s
เดคลิเนชัน: -08°34'35"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Virgo
Angular diameter: 9.9"
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: 10h53m49s
เดคลิเนชัน: +08°30'25"

Mars

Excellent
Apparent magnitude: 0.7
กลุ่มดาว: Scorpius
Angular diameter: 6.5"
Status: near western quadrature

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

Right ascension: 15h53m00s
เดคลิเนชัน: -21°42'17"

Jupiter

Excellent
Apparent magnitude: -1.9
กลุ่มดาว: Leo
Angular diameter: 32.7"
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: 09h02m21s
เดคลิเนชัน: +17°23'13"

Saturn

Excellent
Apparent magnitude: 0.6
กลุ่มดาว: Scorpius
Angular diameter: 15.9"
Status: near western quadrature

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

Right ascension: 15h08m47s
เดคลิเนชัน: -15°31'10"

Uranus

Fair
Apparent magnitude: 5.8
กลุ่มดาว: Aries
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 00h57m50s
เดคลิเนชัน: +05°25'09"

Neptune

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

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

Right ascension: 22h31m16s
เดคลิเนชัน: -10°06'15"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Gemini
Angular diameter: 11955.8"
Status: Moon illumination 61.0%

Observation tip: Moon illumination 61.0%; good for observing lunar surface detail

Right ascension: 04h33m39s
เดคลิเนชัน: +17°53'59"