July 2020 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

25 sky events total, including 4 moon phases and 4 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

July 2020 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 1.4
กลุ่มดาว: Cancer
Angular diameter: 9.5"
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: 06h24m32s
เดคลิเนชัน: +19°20'16"

Venus

Excellent
Apparent magnitude: -4.7
กลุ่มดาว: Gemini
Angular diameter: 34.5"
Status: near greatest eastern 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: 04h43m22s
เดคลิเนชัน: +17°42'37"

Mars

Excellent
Apparent magnitude: -0.8
กลุ่มดาว: Aries
Angular diameter: 12.7"
Status: near eastern quadrature

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

Right ascension: 00h41m22s
เดคลิเนชัน: +00°40'43"

Jupiter

Excellent
Apparent magnitude: -2.8
กลุ่มดาว: Capricornus
Angular diameter: 47.6"
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: 19h36m22s
เดคลิเนชัน: -21°55'27"

Saturn

Excellent
Apparent magnitude: 0.2
กลุ่มดาว: Aquarius
Angular diameter: 18.5"
Status: near eastern quadrature

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

Right ascension: 20h05m04s
เดคลิเนชัน: -20°33'33"

Uranus

Fair
Apparent magnitude: 5.8
กลุ่มดาว: Taurus
Angular diameter: 3.5"
Status: near eastern quadrature

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

Right ascension: 02h32m04s
เดคลิเนชัน: +14°28'16"

Neptune

Fair
Apparent magnitude: 7.7
กลุ่มดาว: Pisces
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 23h28m02s
เดคลิเนชัน: -04°38'01"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Taurus
Angular diameter: 11598.0"
Status: Moon illumination 31.3%

Observation tip: Moon illumination 31.3%; good for observing lunar surface detail

Right ascension: 02h55m08s
เดคลิเนชัน: +12°54'17"