October 1949 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

25 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

October 1949 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.1
กลุ่มดาว: Libra
Angular diameter: 7.9"
Status: near greatest eastern elongation

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

Right ascension: 12h17m53s
เดคลิเนชัน: -00°39'25"

Venus

Excellent
Apparent magnitude: -4.2
กลุ่มดาว: Sagittarius
Angular diameter: 17.7"
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: 16h11m25s
เดคลิเนชัน: -23°26'14"

Mars

Excellent
Apparent magnitude: 1.4
กลุ่มดาว: Leo
Angular diameter: 4.9"
Status: near eastern quadrature

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

Right ascension: 09h43m26s
เดคลิเนชัน: +15°09'24"

Jupiter

Excellent
Apparent magnitude: -2.3
กลุ่มดาว: Capricornus
Angular diameter: 39.7"
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: 19h41m33s
เดคลิเนชัน: -21°58'03"

Saturn

Excellent
Apparent magnitude: 0.9
กลุ่มดาว: Virgo
Angular diameter: 16.4"
Status: near eastern quadrature

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

Right ascension: 11h06m20s
เดคลิเนชัน: +07°35'31"

Uranus

Fair
Apparent magnitude: 5.6
กลุ่มดาว: Cancer
Angular diameter: 3.8"
Status: near eastern quadrature

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

Right ascension: 06h21m53s
เดคลิเนชัน: +23°36'00"

Neptune

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

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

Right ascension: 12h58m12s
เดคลิเนชัน: -04°32'57"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Cancer
Angular diameter: 12052.4"
Status: Moon illumination 51.9%

Observation tip: Moon illumination 51.9%; good for observing lunar surface detail

Right ascension: 07h26m41s
เดคลิเนชัน: +27°18'06"