October 2003 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

22 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

October 2003 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.3
กลุ่มดาว: Libra
Angular diameter: 5.0"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 12h53m15s
เดคลิเนชัน: -03°57'19"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Scorpius
Angular diameter: 10.2"
Status: near greatest western 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: 14h17m16s
เดคลิเนชัน: -13°13'09"

Mars

Excellent
Apparent magnitude: -1.7
กลุ่มดาว: Pisces
Angular diameter: 17.9"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Right ascension: 22h21m40s
เดคลิเนชัน: -13°57'39"

Jupiter

Excellent
Apparent magnitude: -1.8
กลุ่มดาว: Virgo
Angular diameter: 32.3"
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: 10h47m49s
เดคลิเนชัน: +08°38'13"

Saturn

Excellent
Apparent magnitude: -0.0
กลุ่มดาว: Cancer
Angular diameter: 18.8"
Status: near eastern quadrature

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

Right ascension: 06h56m44s
เดคลิเนชัน: +22°03'40"

Uranus

Fair
Apparent magnitude: 5.8
กลุ่มดาว: Pisces
Angular diameter: 3.6"
Status: near western quadrature

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

Right ascension: 22h06m11s
เดคลิเนชัน: -12°30'07"

Neptune

Fair
Apparent magnitude: 7.8
กลุ่มดาว: Aquarius
Angular diameter: 2.3"
Status: near western quadrature

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

Right ascension: 20h51m28s
เดคลิเนชัน: -17°38'27"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Gemini
Angular diameter: 11480.2"
Status: Moon illumination 81.4%

Observation tip: Moon illumination 81.4%; good for observing lunar surface detail

Right ascension: 04h42m34s
เดคลิเนชัน: +24°12'38"