September 1978 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

September 1978 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.2
กลุ่มดาว: Virgo
Angular diameter: 5.6"
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: 10h43m02s
เดคลิเนชัน: +09°55'15"

Venus

Excellent
Apparent magnitude: -4.6
กลุ่มดาว: Scorpius
Angular diameter: 30.1"
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: 14h11m54s
เดคลิเนชัน: -17°29'24"

Mars

Excellent
Apparent magnitude: 1.6
กลุ่มดาว: Libra
Angular diameter: 4.1"
Status: near western quadrature

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

Right ascension: 13h39m16s
เดคลิเนชัน: -10°17'35"

Jupiter

Excellent
Apparent magnitude: -1.9
กลุ่มดาว: Leo
Angular diameter: 33.9"
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: 08h16m24s
เดคลิเนชัน: +20°01'17"

Saturn

Excellent
Apparent magnitude: 0.8
กลุ่มดาว: Virgo
Angular diameter: 16.2"
Status: near eastern quadrature

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

Right ascension: 10h34m26s
เดคลิเนชัน: +10°34'53"

Uranus

Fair
Apparent magnitude: 5.6
กลุ่มดาว: Scorpius
Angular diameter: 3.7"
Status: near western quadrature

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

Right ascension: 14h45m01s
เดคลิเนชัน: -15°35'18"

Neptune

Fair
Apparent magnitude: nan
กลุ่มดาว: Sagittarius
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 16h58m15s
เดคลิเนชัน: -21°14'35"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Aquarius
Angular diameter: 12784.8"
Status: Moon illumination 95.5%

Observation tip: Moon illumination 95.5%; good for observing lunar surface detail

Right ascension: 21h55m00s
เดคลิเนชัน: -09°55'11"