January 2055 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

23 sky events total, including 4 moon phases and 2 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

January 2055 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 1.1
กลุ่มดาว: Aquarius
Angular diameter: 8.9"
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: 20h41m34s
เดคลิเนชัน: -16°45'21"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Aquarius
Angular diameter: 10.9"
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: 21h21m55s
เดคลิเนชัน: -17°06'54"

Mars

Excellent
Apparent magnitude: -1.0
กลุ่มดาว: Gemini
Angular diameter: 13.6"
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: 05h08m04s
เดคลิเนชัน: +26°10'31"

Jupiter

Excellent
Apparent magnitude: -1.8
กลุ่มดาว: Sagittarius
Angular diameter: 32.1"
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: 17h40m32s
เดคลิเนชัน: -22°57'23"

Saturn

Excellent
Apparent magnitude: 1.1
กลุ่มดาว: Pisces
Angular diameter: 16.5"
Status: near western quadrature

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

Right ascension: 23h35m59s
เดคลิเนชัน: -04°53'49"

Uranus

Fair
Apparent magnitude: 5.5
กลุ่มดาว: Libra
Angular diameter: 3.9"
Status: near eastern quadrature

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

Right ascension: 12h55m07s
เดคลิเนชัน: -05°08'31"

Neptune

Fair
Apparent magnitude: 7.7
กลุ่มดาว: Gemini
Angular diameter: 2.3"
Status: near western quadrature

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

Right ascension: 04h12m36s
เดคลิเนชัน: +19°27'41"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Leo
Angular diameter: 12846.9"
Status: Moon illumination 96.7%

Observation tip: Moon illumination 96.7%; good for observing lunar surface detail

Right ascension: 09h12m18s
เดคลิเนชัน: +15°47'56"