April 1912 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

23 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

April 1912 mid-month observing conditions

Mercury

Fair
Apparent magnitude: 6.4
กลุ่มดาว: Aries
Angular diameter: 11.6"
Status: near superior conjunction

Observation tip: A telescope is required; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 01h31m36s
เดคลิเนชัน: +11°48'25"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Aries
Angular diameter: 10.7"
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: 00h13m10s
เดคลิเนชัน: -00°15'02"

Mars

Excellent
Apparent magnitude: 1.3
กลุ่มดาว: Cancer
Angular diameter: 5.6"
Status: near western quadrature

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

Right ascension: 06h22m57s
เดคลิเนชัน: +25°08'22"

Jupiter

Excellent
Apparent magnitude: -2.4
กลุ่มดาว: Sagittarius
Angular diameter: 42.4"
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: 16h55m45s
เดคลิเนชัน: -21°48'44"

Saturn

Excellent
Apparent magnitude: 0.3
กลุ่มดาว: Taurus
Angular diameter: 16.6"
Status: near western quadrature

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

Right ascension: 03h11m26s
เดคลิเนชัน: +15°47'04"

Uranus

Fair
Apparent magnitude: 5.8
กลุ่มดาว: Aquarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

Right ascension: 20h22m41s
เดคลิเนชัน: -19°59'19"

Neptune

Fair
Apparent magnitude: nan
กลุ่มดาว: Cancer
Angular diameter: 2.3"
Status: near western quadrature

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

Right ascension: 07h30m37s
เดคลิเนชัน: +21°16'03"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Pisces
Angular diameter: 11900.9"
Status: Moon illumination 6.8%

Observation tip: Moon illumination 6.8%; good for observing lunar surface detail

Right ascension: 23h43m48s
เดคลิเนชัน: -04°22'25"