July 2019 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

July 2019 mid-month observing conditions

Mercury

Good
Apparent magnitude: 3.5
กลุ่มดาว: Leo
Angular diameter: 11.5"
Status: near superior conjunction

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 08h15m29s
เดคลิเนชัน: +15°25'54"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Cancer
Angular diameter: 9.8"
Status: near inferior conjunction

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: 07h00m39s
เดคลิเนชัน: +23°04'56"

Mars

Excellent
Apparent magnitude: 1.8
กลุ่มดาว: Leo
Angular diameter: 3.6"
Status: near western quadrature

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

Right ascension: 08h44m05s
เดคลิเนชัน: +19°19'32"

Jupiter

Excellent
Apparent magnitude: -2.5
กลุ่มดาว: Sagittarius
Angular diameter: 44.4"
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: 16h57m54s
เดคลิเนชัน: -22°10'29"

Saturn

Excellent
Apparent magnitude: 0.1
กลุ่มดาว: Capricornus
Angular diameter: 18.4"
Status: near western quadrature

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

Right ascension: 19h12m48s
เดคลิเนชัน: -22°04'07"

Uranus

Fair
Apparent magnitude: 5.9
กลุ่มดาว: Taurus
Angular diameter: 3.5"
Status: near eastern quadrature

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

Right ascension: 02h16m33s
เดคลิเนชัน: +13°08'48"

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: 23h19m37s
เดคลิเนชัน: -05°28'04"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Capricornus
Angular diameter: 11835.4"
Status: Moon illumination 96.4%

Observation tip: Moon illumination 96.4%; good for observing lunar surface detail

Right ascension: 18h02m05s
เดคลิเนชัน: -21°52'15"