April 1905 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

23 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

April 1905 mid-month observing conditions

Mercury

Good
Apparent magnitude: 2.4
กลุ่มดาว: Taurus
Angular diameter: 10.2"
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: 02h15m53s
เดคลิเนชัน: +16°45'40"

Venus

Excellent
Apparent magnitude: -4.4
กลุ่มดาว: Taurus
Angular diameter: 54.1"
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: 02h33m43s
เดคลิเนชัน: +22°17'31"

Mars

Excellent
Apparent magnitude: -1.2
กลุ่มดาว: Scorpius
Angular diameter: 14.9"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Right ascension: 15h28m18s
เดคลิเนชัน: -17°48'24"

Jupiter

Excellent
Apparent magnitude: -2.0
กลุ่มดาว: Taurus
Angular diameter: 33.2"
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: 02h25m50s
เดคลิเนชัน: +13°28'16"

Saturn

Excellent
Apparent magnitude: 0.9
กลุ่มดาว: Pisces
Angular diameter: 16.0"
Status: near eastern quadrature

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

Right ascension: 22h10m44s
เดคลิเนชัน: -12°36'46"

Uranus

Fair
Apparent magnitude: 5.7
กลุ่มดาว: Capricornus
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 18h18m26s
เดคลิเนชัน: -23°37'24"

Neptune

Fair
Apparent magnitude: 7.9
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: 06h24m14s
เดคลิเนชัน: +22°21'51"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Leo
Angular diameter: 12571.6"
Status: Moon illumination 72.5%

Observation tip: Moon illumination 72.5%; good for observing lunar surface detail

Right ascension: 09h31m28s
เดคลิเนชัน: +13°02'33"