April 1929 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

April 1929 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.9
กลุ่มดาว: Aries
Angular diameter: 5.0"
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: 01h21m18s
เดคลิเนชัน: +07°28'25"

Venus

Excellent
Apparent magnitude: -4.0
กลุ่มดาว: Aries
Angular diameter: 57.7"
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: 01h53m33s
เดคลิเนชัน: +19°04'09"

Mars

Excellent
Apparent magnitude: 1.0
กลุ่มดาว: Cancer
Angular diameter: 6.3"
Status: near western quadrature

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

Right ascension: 07h07m46s
เดคลิเนชัน: +24°36'19"

Jupiter

Excellent
Apparent magnitude: -2.0
กลุ่มดาว: Taurus
Angular diameter: 33.3"
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: 02h56m19s
เดคลิเนชัน: +15°55'08"

Saturn

Excellent
Apparent magnitude: 0.3
กลุ่มดาว: Capricornus
Angular diameter: 17.3"
Status: near eastern quadrature

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

Right ascension: 18h02m08s
เดคลิเนชัน: -22°13'59"

Uranus

Fair
Apparent magnitude: 6.0
กลุ่มดาว: Aries
Angular diameter: 3.4"
Status: near eastern quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Right ascension: 00h31m41s
เดคลิเนชัน: +02°41'14"

Neptune

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

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

Right ascension: 10h04m27s
เดคลิเนชัน: +12°28'26"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Cancer
Angular diameter: 12640.0"
Status: Moon illumination 32.2%

Observation tip: Moon illumination 32.2%; good for observing lunar surface detail

Right ascension: 06h15m51s
เดคลิเนชัน: +26°54'48"