November 1939 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

20 sky events total, including 4 moon phases and 3 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

November 1939 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.0
กลุ่มดาว: Sagittarius
Angular diameter: 7.7"
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: 16h45m25s
เดคลิเนชัน: -24°49'01"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Sagittarius
Angular diameter: 10.4"
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: 16h32m14s
เดคลิเนชัน: -22°24'42"

Mars

Excellent
Apparent magnitude: -0.3
กลุ่มดาว: Aquarius
Angular diameter: 10.3"
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: 21h59m35s
เดคลิเนชัน: -14°07'27"

Jupiter

Excellent
Apparent magnitude: -2.7
กลุ่มดาว: Pisces
Angular diameter: 46.0"
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: 23h58m52s
เดคลิเนชัน: -01°46'00"

Saturn

Excellent
Apparent magnitude: 0.2
กลุ่มดาว: Aries
Angular diameter: 19.8"
Status: near western quadrature

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

Right ascension: 01h40m26s
เดคลิเนชัน: +07°29'15"

Uranus

Fair
Apparent magnitude: 5.7
กลุ่มดาว: Taurus
Angular diameter: 3.8"
Status: near western quadrature

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

Right ascension: 03h10m06s
เดคลิเนชัน: +17°23'48"

Neptune

Fair
Apparent magnitude: 8.0
กลุ่มดาว: Virgo
Angular diameter: 2.2"
Status: near eastern quadrature

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

Right ascension: 11h43m28s
เดคลิเนชัน: +03°04'11"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Capricornus
Angular diameter: 11901.4"
Status: Moon illumination 15.1%

Observation tip: Moon illumination 15.1%; good for observing lunar surface detail

Right ascension: 18h29m56s
เดคลิเนชัน: -18°23'51"