September 2017 Gökyüzü Olayları

Observer Location:Beijing (39.904°, 116.407°)

Gezegenlere Genel Bakış

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

Gökyüzü Olayları

All times are in local time (Asia/Shanghai)

Group Tarih Sunrise/Sunset Moonrise/Moonset Moon Phase Gökyüzü Olayları

Planetary outlook

September 2017 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.6
Takımyıldız: Virgo
Angular diameter: 6.7"
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: 10h28m01s
Gerilim: +10°36'33"

Venus

Excellent
Apparent magnitude: -3.9
Takımyıldız: Leo
Angular diameter: 11.8"
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: 09h45m39s
Gerilim: +14°15'34"

Mars

Excellent
Apparent magnitude: 1.8
Takımyıldız: Virgo
Angular diameter: 3.6"
Status: near eastern quadrature

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

Right ascension: 10h33m14s
Gerilim: +10°21'52"

Jupiter

Excellent
Apparent magnitude: -1.7
Takımyıldız: Libra
Angular diameter: 31.4"
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: 13h33m02s
Gerilim: -08°34'04"

Saturn

Excellent
Apparent magnitude: 0.4
Takımyıldız: Sagittarius
Angular diameter: 16.6"
Status: near western quadrature

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

Right ascension: 17h23m23s
Gerilim: -22°03'04"

Uranus

Fair
Apparent magnitude: 5.8
Takımyıldız: Aries
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 01h44m13s
Gerilim: +10°08'22"

Neptune

Fair
Apparent magnitude: 7.7
Takımyıldız: Pisces
Angular diameter: 2.4"
Status: near western quadrature

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

Right ascension: 22h57m13s
Gerilim: -07°42'19"

Moon

Excellent
Apparent magnitude: -12.7
Takımyıldız: Cancer
Angular diameter: 12564.6"
Status: Moon illumination 30.7%

Observation tip: Moon illumination 30.7%; good for observing lunar surface detail

Right ascension: 07h04m31s
Gerilim: +19°18'27"