August 1915 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

August 1915 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.9
กลุ่มดาว: Leo
Angular diameter: 5.0"
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: 09h38m42s
เดคลิเนชัน: +15°56'39"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Leo
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: 09h04m07s
เดคลิเนชัน: +17°50'18"

Mars

Excellent
Apparent magnitude: 1.2
กลุ่มดาว: Gemini
Angular diameter: 5.1"
Status: near eastern quadrature

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

Right ascension: 05h47m30s
เดคลิเนชัน: +23°32'42"

Jupiter

Excellent
Apparent magnitude: -2.8
กลุ่มดาว: Pisces
Angular diameter: 47.9"
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: 23h52m46s
เดคลิเนชัน: -02°24'39"

Saturn

Excellent
Apparent magnitude: 0.1
กลุ่มดาว: Cancer
Angular diameter: 17.0"
Status: near eastern quadrature

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

Right ascension: 06h50m56s
เดคลิเนชัน: +22°19'39"

Uranus

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

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

Right ascension: 21h04m16s
เดคลิเนชัน: -17°29'16"

Neptune

Fair
Apparent magnitude: 7.9
กลุ่มดาว: Leo
Angular diameter: 2.2"
Status: near eastern quadrature

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

Right ascension: 08h12m28s
เดคลิเนชัน: +19°38'42"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Libra
Angular diameter: 12339.7"
Status: Moon illumination 17.8%

Observation tip: Moon illumination 17.8%; good for observing lunar surface detail

Right ascension: 12h33m05s
เดคลิเนชัน: -08°11'36"