January 1997 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

28 sky events total, including 4 moon phases and 5 planetary events.

เหตุการณ์ท้องฟ้า

All times are in local time (Asia/Shanghai)

Group วันที่ Sunrise/Sunset Moonrise/Moonset Moon Phase ปรากฏการณ์ท้องฟ้า

Planetary outlook

January 1997 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.3
กลุ่มดาว: Capricornus
Angular diameter: 8.1"
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: 18h14m00s
เดคลิเนชัน: -20°42'52"

Venus

Excellent
Apparent magnitude: -3.9
กลุ่มดาว: Capricornus
Angular diameter: 10.5"
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: 18h25m59s
เดคลิเนชัน: -23°07'11"

Mars

Excellent
Apparent magnitude: 0.2
กลุ่มดาว: Libra
Angular diameter: 9.1"
Status: near eastern quadrature

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

Right ascension: 12h16m29s
เดคลิเนชัน: +01°25'24"

Jupiter

Excellent
Apparent magnitude: -1.9
กลุ่มดาว: Aquarius
Angular diameter: 32.2"
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: 20h02m30s
เดคลิเนชัน: -20°48'54"

Saturn

Excellent
Apparent magnitude: 0.9
กลุ่มดาว: Aries
Angular diameter: 17.0"
Status: near western quadrature

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

Right ascension: 00h11m42s
เดคลิเนชัน: -01°14'50"

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: 20h26m07s
เดคลิเนชัน: -19°47'23"

Neptune

Fair
Apparent magnitude: 7.9
กลุ่มดาว: Capricornus
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 19h57m18s
เดคลิเนชัน: -20°16'18"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Aries
Angular diameter: 12435.9"
Status: Moon illumination 41.0%

Observation tip: Moon illumination 41.0%; good for observing lunar surface detail

Right ascension: 00h54m38s
เดคลิเนชัน: +04°35'20"