September 2016 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

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

Daily Sky Events

All times are in local time (Asia/Shanghai)

Group Date Sunrise/Sunset Moonrise/Moonset Moon Phase Sky Events

Planetary outlook

September 2016 mid-month observing conditions

Mercury

Fair
Apparent magnitude: 4.9
Constellation: Virgo
Angular diameter: 10.2"
Status: near greatest eastern elongation

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 11h13m46s
Declination: +01°52'12"

Venus

Excellent
Apparent magnitude: -3.9
Constellation: Libra
Angular diameter: 11.4"
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: 13h12m43s
Declination: -07°07'35"

Mars

Excellent
Apparent magnitude: -0.2
Constellation: Sagittarius
Angular diameter: 9.6"
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: 17h25m13s
Declination: -25°47'43"

Jupiter

Excellent
Apparent magnitude: -1.7
Constellation: Libra
Angular diameter: 30.6"
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: 12h06m04s
Declination: +00°31'53"

Saturn

Excellent
Apparent magnitude: 0.5
Constellation: Sagittarius
Angular diameter: 16.3"
Status: near western quadrature

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

Right ascension: 16h37m01s
Declination: -20°33'33"

Uranus

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

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

Right ascension: 01h28m34s
Declination: +08°35'46"

Neptune

Fair
Apparent magnitude: 7.7
Constellation: 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: 22h48m34s
Declination: -08°31'17"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Pisces
Angular diameter: 12501.4"
Status: Moon illumination 95.7%

Observation tip: Moon illumination 95.7%; good for observing lunar surface detail

Right ascension: 22h01m11s
Declination: -10°44'32"