January 2081 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

28 sky events total, including 4 moon phases and 4 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

January 2081 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.1
กลุ่มดาว: Aquarius
Angular diameter: 7.8"
Status: near superior 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: 21h03m07s
เดคลิเนชัน: -16°28'04"

Venus

Excellent
Apparent magnitude: -4.7
กลุ่มดาว: Pisces
Angular diameter: 32.2"
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: 22h47m58s
เดคลิเนชัน: -06°58'30"

Mars

Excellent
Apparent magnitude: 0.9
กลุ่มดาว: Pisces
Angular diameter: 5.9"
Status: near western quadrature

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

Right ascension: 23h56m41s
เดคลิเนชัน: -00°47'30"

Jupiter

Excellent
Apparent magnitude: -2.0
กลุ่มดาว: Aquarius
Angular diameter: 33.7"
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: 21h51m53s
เดคลิเนชัน: -13°50'50"

Saturn

Excellent
Apparent magnitude: 0.8
กลุ่มดาว: Aquarius
Angular diameter: 15.3"
Status: near western quadrature

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

Right ascension: 21h12m40s
เดคลิเนชัน: -17°03'11"

Uranus

Fair
Apparent magnitude: 5.9
กลุ่มดาว: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

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

Right ascension: 20h30m47s
เดคลิเนชัน: -19°31'13"

Neptune

Fair
Apparent magnitude: 7.7
กลุ่มดาว: Leo
Angular diameter: 2.4"
Status: near eastern quadrature

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

Right ascension: 08h26m14s
เดคลิเนชัน: +18°54'37"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Pisces
Angular diameter: 11506.4"
Status: Moon illumination 20.5%

Observation tip: Moon illumination 20.5%; good for observing lunar surface detail

Right ascension: 23h21m18s
เดคลิเนชัน: -04°49'23"