September 1954 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

22 sky events total, including 4 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

September 1954 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.3
กลุ่มดาว: Libra
Angular diameter: 5.3"
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: 12h38m02s
เดคลิเนชัน: -04°28'36"

Venus

Excellent
Apparent magnitude: -4.5
กลุ่มดาว: Scorpius
Angular diameter: 27.4"
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: 14h15m41s
เดคลิเนชัน: -17°16'33"

Mars

Excellent
Apparent magnitude: -0.9
กลุ่มดาว: Capricornus
Angular diameter: 13.4"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Right ascension: 18h39m38s
เดคลิเนชัน: -26°47'53"

Jupiter

Excellent
Apparent magnitude: -2.0
กลุ่มดาว: Cancer
Angular diameter: 34.8"
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: 07h44m16s
เดคลิเนชัน: +21°23'06"

Saturn

Excellent
Apparent magnitude: 0.7
กลุ่มดาว: Scorpius
Angular diameter: 15.8"
Status: near western quadrature

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

Right ascension: 14h19m07s
เดคลิเนชัน: -11°32'38"

Uranus

Fair
Apparent magnitude: 5.6
กลุ่มดาว: Cancer
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 07h55m05s
เดคลิเนชัน: +21°18'31"

Neptune

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

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

Right ascension: 13h33m27s
เดคลิเนชัน: -07°58'21"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Aries
Angular diameter: 12847.8"
Status: Moon illumination 93.2%

Observation tip: Moon illumination 93.2%; good for observing lunar surface detail

Right ascension: 01h11m48s
เดคลิเนชัน: +12°58'55"