March 2017 ปรากฏการณ์ท้องฟ้า

Observer Location:Beijing (39.904°, 116.407°)

ภาพรวมดาวเคราะห์

22 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

March 2017 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.5
กลุ่มดาว: Aries
Angular diameter: 5.2"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 00h09m13s
เดคลิเนชัน: +00°14'35"

Venus

Excellent
Apparent magnitude: -4.4
กลุ่มดาว: Aries
Angular diameter: 56.4"
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: 00h26m31s
เดคลิเนชัน: +11°53'12"

Mars

Excellent
Apparent magnitude: 1.4
กลุ่มดาว: Taurus
Angular diameter: 4.4"
Status: near western quadrature

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

Right ascension: 02h05m08s
เดคลิเนชัน: +12°53'39"

Jupiter

Excellent
Apparent magnitude: -2.4
กลุ่มดาว: Libra
Angular diameter: 43.3"
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: 13h20m24s
เดคลิเนชัน: -06°47'46"

Saturn

Excellent
Apparent magnitude: 0.4
กลุ่มดาว: Sagittarius
Angular diameter: 16.5"
Status: near eastern quadrature

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

Right ascension: 17h48m43s
เดคลิเนชัน: -22°05'20"

Uranus

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

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

Right ascension: 01h25m08s
เดคลิเนชัน: +08°19'59"

Neptune

Fair
Apparent magnitude: 7.8
กลุ่มดาว: Pisces
Angular diameter: 2.2"
Status: near eastern quadrature

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

Right ascension: 22h55m38s
เดคลิเนชัน: -07°46'22"

Moon

Excellent
Apparent magnitude: -12.7
กลุ่มดาว: Libra
Angular diameter: 11704.7"
Status: Moon illumination 94.2%

Observation tip: Moon illumination 94.2%; good for observing lunar surface detail

Right ascension: 13h28m07s
เดคลิเนชัน: -04°58'49"