January 1945 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

21 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

January 1945 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.2
กลุ่มดาว: Capricornus
Angular diameter: 6.4"
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: 18h04m03s
เดคลิเนชัน: -22°11'03"

Venus

Excellent
Apparent magnitude: -4.3
กลุ่มดาว: Pisces
Angular diameter: 20.0"
Status: near greatest western elongation

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: 22h48m55s
เดคลิเนชัน: -08°30'15"

Mars

Excellent
Apparent magnitude: 1.3
กลุ่มดาว: Capricornus
Angular diameter: 4.0"
Status: near eastern quadrature

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

Right ascension: 18h30m05s
เดคลิเนชัน: -23°56'16"

Jupiter

Excellent
Apparent magnitude: -2.2
กลุ่มดาว: Virgo
Angular diameter: 40.1"
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: 11h52m54s
เดคลิเนชัน: +02°13'55"

Saturn

Excellent
Apparent magnitude: -0.3
กลุ่มดาว: Cancer
Angular diameter: 20.5"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Right ascension: 06h25m47s
เดคลิเนชัน: +22°34'55"

Uranus

Fair
Apparent magnitude: 5.6
กลุ่มดาว: Gemini
Angular diameter: 3.8"
Status: near western quadrature

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

Right ascension: 04h31m29s
เดคลิเนชัน: +21°51'25"

Neptune

Fair
Apparent magnitude: 7.9
กลุ่มดาว: Libra
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 12h25m51s
เดคลิเนชัน: -01°13'30"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Aquarius
Angular diameter: 12535.7"
Status: Moon illumination 0.8%

Observation tip: Moon illumination 0.8%; good for observing lunar surface detail

Right ascension: 20h29m48s
เดคลิเนชัน: -20°31'40"