July 1975 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

23 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 1975 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.6
กลุ่มดาว: Cancer
Angular diameter: 6.2"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 06h17m42s
เดคลิเนชัน: +22°29'06"

Venus

Excellent
Apparent magnitude: -4.7
กลุ่มดาว: Virgo
Angular diameter: 33.6"
Status: near superior 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: 10h21m46s
เดคลิเนชัน: +09°26'48"

Mars

Excellent
Apparent magnitude: 0.4
กลุ่มดาว: Taurus
Angular diameter: 7.2"
Status: near eastern quadrature

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

Right ascension: 02h31m17s
เดคลิเนชัน: +13°12'59"

Jupiter

Excellent
Apparent magnitude: -2.4
กลุ่มดาว: Aries
Angular diameter: 40.5"
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: 01h27m48s
เดคลิเนชัน: +07°46'42"

Saturn

Excellent
Apparent magnitude: 0.0
กลุ่มดาว: Cancer
Angular diameter: 16.5"
Status: near western quadrature

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

Right ascension: 07h36m50s
เดคลิเนชัน: +21°32'14"

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: 13h46m14s
เดคลิเนชัน: -10°24'37"

Neptune

Fair
Apparent magnitude: 7.9
กลุ่มดาว: Sagittarius
Angular diameter: 2.3"
Status: near western quadrature

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

Right ascension: 16h31m49s
เดคลิเนชัน: -20°17'21"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Libra
Angular diameter: 12583.2"
Status: Moon illumination 40.8%

Observation tip: Moon illumination 40.8%; good for observing lunar surface detail

Right ascension: 12h34m44s
เดคลิเนชัน: -07°55'17"