July 2057 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

24 sky events total, including 5 moon phases and 1 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

July 2057 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.3
กลุ่มดาว: Leo
Angular diameter: 7.2"
Status: near greatest western elongation

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

Right ascension: 09h26m38s
เดคลิเนชัน: +15°14'06"

Venus

Excellent
Apparent magnitude: -4.0
กลุ่มดาว: Gemini
Angular diameter: 15.0"
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: 04h49m17s
เดคลิเนชัน: +20°22'33"

Mars

Excellent
Apparent magnitude: 1.5
กลุ่มดาว: Virgo
Angular diameter: 4.8"
Status: near western quadrature

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

Right ascension: 11h21m52s
เดคลิเนชัน: +04°55'19"

Jupiter

Excellent
Apparent magnitude: -2.7
กลุ่มดาว: Pisces
Angular diameter: 45.4"
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: 23h15m14s
เดคลิเนชัน: -06°10'07"

Saturn

Excellent
Apparent magnitude: 0.5
กลุ่มดาว: Taurus
Angular diameter: 17.6"
Status: near eastern quadrature

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

Right ascension: 02h14m16s
เดคลิเนชัน: +10°53'50"

Uranus

Fair
Apparent magnitude: 5.5
กลุ่มดาว: Libra
Angular diameter: 3.8"
Status: near western quadrature

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

Right ascension: 13h15m27s
เดคลิเนชัน: -07°19'47"

Neptune

Fair
Apparent magnitude: 7.8
กลุ่มดาว: Gemini
Angular diameter: 2.2"
Status: near eastern quadrature

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

Right ascension: 04h47m19s
เดคลิเนชัน: +20°52'12"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Capricornus
Angular diameter: 12953.0"
Status: Moon illumination 97.1%

Observation tip: Moon illumination 97.1%; good for observing lunar surface detail

Right ascension: 18h14m49s
เดคลิเนชัน: -23°23'59"