September 1969 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

24 sky events total, including 4 moon phases and 3 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

September 1969 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.7
กลุ่มดาว: Libra
Angular diameter: 8.8"
Status: near superior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 12h48m15s
เดคลิเนชัน: -09°21'02"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Leo
Angular diameter: 12.5"
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: 09h30m53s
เดคลิเนชัน: +15°15'18"

Mars

Excellent
Apparent magnitude: -0.4
กลุ่มดาว: Sagittarius
Angular diameter: 10.5"
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: 17h43m08s
เดคลิเนชัน: -26°15'44"

Jupiter

Excellent
Apparent magnitude: -1.7
กลุ่มดาว: Libra
Angular diameter: 30.8"
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: 12h42m27s
เดคลิเนชัน: -03°21'39"

Saturn

Excellent
Apparent magnitude: 0.1
กลุ่มดาว: Taurus
Angular diameter: 19.5"
Status: near eastern quadrature

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

Right ascension: 02h27m39s
เดคลิเนชัน: +11°47'58"

Uranus

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

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

Right ascension: 12h14m20s
เดคลิเนชัน: -00°48'12"

Neptune

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

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

Right ascension: 15h37m42s
เดคลิเนชัน: -17°42'30"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Libra
Angular diameter: 12142.6"
Status: Moon illumination 10.6%

Observation tip: Moon illumination 10.6%; good for observing lunar surface detail

Right ascension: 13h45m57s
เดคลิเนชัน: -14°29'09"