July 2040 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

24 sky events total, including 5 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 2040 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.7
กลุ่มดาว: Cancer
Angular diameter: 8.4"
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: 06h13m40s
เดคลิเนชัน: +20°13'00"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Leo
Angular diameter: 9.9"
Status: near greatest western 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: 08h32m30s
เดคลิเนชัน: +20°11'51"

Mars

Excellent
Apparent magnitude: 1.6
กลุ่มดาว: Virgo
Angular diameter: 4.4"
Status: near western quadrature

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

Right ascension: 10h51m54s
เดคลิเนชัน: +08°14'44"

Jupiter

Excellent
Apparent magnitude: -1.8
กลุ่มดาว: Virgo
Angular diameter: 33.8"
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: 11h48m49s
เดคลิเนชัน: +02°31'53"

Saturn

Excellent
Apparent magnitude: 0.9
กลุ่มดาว: Libra
Angular diameter: 16.9"
Status: near western quadrature

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

Right ascension: 12h27m24s
เดคลิเนชัน: -00°22'37"

Uranus

Fair
Apparent magnitude: 5.7
กลุ่มดาว: Leo
Angular diameter: 3.6"
Status: near western quadrature

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

Right ascension: 08h21m48s
เดคลิเนชัน: +20°01'12"

Neptune

Fair
Apparent magnitude: 7.8
กลุ่มดาว: Taurus
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 02h15m58s
เดคลิเนชัน: +11°47'07"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Virgo
Angular diameter: 11732.9"
Status: Moon illumination 26.7%

Observation tip: Moon illumination 26.7%; good for observing lunar surface detail

Right ascension: 11h49m41s
เดคลิเนชัน: +06°15'38"