April 1933 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 1933 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.6
กลุ่มดาว: Pisces
Angular diameter: 8.7"
Status: near greatest eastern elongation

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

Right ascension: 23h55m22s
เดคลิเนชัน: -02°27'57"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Aries
Angular diameter: 9.7"
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: 01h26m15s
เดคลิเนชัน: +07°47'30"

Mars

Excellent
Apparent magnitude: -0.3
กลุ่มดาว: Virgo
Angular diameter: 11.1"
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: 10h15m49s
เดคลิเนชัน: +13°41'54"

Jupiter

Excellent
Apparent magnitude: -2.4
กลุ่มดาว: Virgo
Angular diameter: 42.6"
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: 11h04m17s
เดคลิเนชัน: +07°32'12"

Saturn

Excellent
Apparent magnitude: 0.7
กลุ่มดาว: Aquarius
Angular diameter: 16.2"
Status: near eastern quadrature

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

Right ascension: 21h10m34s
เดคลิเนชัน: -17°00'22"

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: 01h27m32s
เดคลิเนชัน: +08°34'31"

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: 10h38m48s
เดคลิเนชัน: +09°28'42"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Sagittarius
Angular diameter: 12705.3"
Status: Moon illumination 74.0%

Observation tip: Moon illumination 74.0%; good for observing lunar surface detail

Right ascension: 17h41m13s
เดคลิเนชัน: -28°13'40"