October 1971 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

19 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

October 1971 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.2
กลุ่มดาว: Libra
Angular diameter: 4.7"
Status: near greatest western elongation

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

Right ascension: 13h35m11s
เดคลิเนชัน: -09°26'08"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Scorpius
Angular diameter: 10.0"
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: 14h07m06s
เดคลิเนชัน: -12°12'15"

Mars

Excellent
Apparent magnitude: -1.3
กลุ่มดาว: Aquarius
Angular diameter: 15.5"
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: 21h32m04s
เดคลิเนชัน: -18°06'08"

Jupiter

Excellent
Apparent magnitude: -1.8
กลุ่มดาว: Sagittarius
Angular diameter: 32.9"
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: 16h14m26s
เดคลิเนชัน: -20°41'25"

Saturn

Excellent
Apparent magnitude: -0.2
กลุ่มดาว: Gemini
Angular diameter: 19.9"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Right ascension: 04h17m44s
เดคลิเนชัน: +19°12'02"

Uranus

Fair
Apparent magnitude: 5.6
กลุ่มดาว: Libra
Angular diameter: 3.6"
Status: near eastern quadrature

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

Right ascension: 12h54m00s
เดคลิเนชัน: -05°05'40"

Neptune

Fair
Apparent magnitude: 8.0
กลุ่มดาว: Scorpius
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 15h58m13s
เดคลิเนชัน: -18°51'06"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Virgo
Angular diameter: 11563.1"
Status: Moon illumination 16.1%

Observation tip: Moon illumination 16.1%; good for observing lunar surface detail

Right ascension: 10h20m18s
เดคลิเนชัน: +08°21'12"