July 1915 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

21 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 1915 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.8
กลุ่มดาว: Cancer
Angular diameter: 8.7"
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: 06h08m44s
เดคลิเนชัน: +20°01'57"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Cancer
Angular diameter: 10.2"
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: 06h22m41s
เดคลิเนชัน: +23°14'50"

Mars

Excellent
Apparent magnitude: 1.2
กลุ่มดาว: Gemini
Angular diameter: 4.8"
Status: near eastern quadrature

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

Right ascension: 04h17m14s
เดคลิเนชัน: +21°02'53"

Jupiter

Excellent
Apparent magnitude: -2.6
กลุ่มดาว: Pisces
Angular diameter: 43.9"
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: 23h56m33s
เดคลิเนชัน: -01°50'19"

Saturn

Excellent
Apparent magnitude: 0.1
กลุ่มดาว: Cancer
Angular diameter: 16.6"
Status: near eastern quadrature

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

Right ascension: 06h34m45s
เดคลิเนชัน: +22°34'28"

Uranus

Fair
Apparent magnitude: 5.7
กลุ่มดาว: Aquarius
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 21h09m04s
เดคลิเนชัน: -17°08'07"

Neptune

Fair
Apparent magnitude: 8.0
กลุ่มดาว: Leo
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 08h07m44s
เดคลิเนชัน: +19°53'00"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Leo
Angular diameter: 11883.3"
Status: Moon illumination 6.7%

Observation tip: Moon illumination 6.7%; good for observing lunar surface detail

Right ascension: 09h34m19s
เดคลิเนชัน: +14°03'50"