October 1930 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

October 1930 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.0
กลุ่มดาว: Libra
Angular diameter: 5.8"
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: 12h23m45s
เดคลิเนชัน: -00°23'53"

Venus

Excellent
Apparent magnitude: -4.8
กลุ่มดาว: Scorpius
Angular diameter: 38.1"
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: 15h53m31s
เดคลิเนชัน: -25°55'08"

Mars

Excellent
Apparent magnitude: 0.6
กลุ่มดาว: Cancer
Angular diameter: 7.3"
Status: near eastern quadrature

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

Right ascension: 07h58m05s
เดคลิเนชัน: +21°44'43"

Jupiter

Excellent
Apparent magnitude: -2.2
กลุ่มดาว: Cancer
Angular diameter: 39.1"
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: 07h24m43s
เดคลิเนชัน: +21°59'28"

Saturn

Excellent
Apparent magnitude: 0.5
กลุ่มดาว: Capricornus
Angular diameter: 16.2"
Status: near western quadrature

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

Right ascension: 18h27m06s
เดคลิเนชัน: -22°49'30"

Uranus

Fair
Apparent magnitude: 5.8
กลุ่มดาว: Aries
Angular diameter: 3.7"
Status: near western quadrature

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

Right ascension: 00h49m13s
เดคลิเนชัน: +04°30'58"

Neptune

Fair
Apparent magnitude: 8.0
กลุ่มดาว: Virgo
Angular diameter: 2.2"
Status: near eastern quadrature

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

Right ascension: 10h28m14s
เดคลิเนชัน: +10°18'48"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Cancer
Angular diameter: 12460.3"
Status: Moon illumination 52.6%

Observation tip: Moon illumination 52.6%; good for observing lunar surface detail

Right ascension: 07h21m36s
เดคลิเนชัน: +27°26'17"