January 2020 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

23 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

January 2020 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.3
กลุ่มดาว: Capricornus
Angular diameter: 4.8"
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: 19h58m03s
เดคลิเนชัน: -22°46'48"

Venus

Excellent
Apparent magnitude: -4.0
กลุ่มดาว: Pisces
Angular diameter: 14.0"
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: 22h16m18s
เดคลิเนชัน: -12°25'11"

Mars

Excellent
Apparent magnitude: 1.5
กลุ่มดาว: Sagittarius
Angular diameter: 4.5"
Status: near eastern quadrature

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

Right ascension: 16h24m22s
เดคลิเนชัน: -21°24'03"

Jupiter

Excellent
Apparent magnitude: -1.9
กลุ่มดาว: Capricornus
Angular diameter: 32.0"
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: 18h42m58s
เดคลิเนชัน: -23°00'06"

Saturn

Excellent
Apparent magnitude: 0.5
กลุ่มดาว: Capricornus
Angular diameter: 15.1"
Status: near eastern quadrature

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

Right ascension: 19h39m29s
เดคลิเนชัน: -21°26'00"

Uranus

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

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

Right ascension: 02h02m30s
เดคลิเนชัน: +11°56'10"

Neptune

Fair
Apparent magnitude: 7.8
กลุ่มดาว: Pisces
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 23h12m12s
เดคลิเนชัน: -06°14'12"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Virgo
Angular diameter: 12689.9"
Status: Moon illumination 77.8%

Observation tip: Moon illumination 77.8%; good for observing lunar surface detail

Right ascension: 11h33m08s
เดคลิเนชัน: +08°21'20"