September 2002 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

21 sky events total, including 4 moon phases and 2 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 2002 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.9
Constellation: Libra
Angular diameter: 9.1"
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: 12h42m29s
Declination: -08°53'11"

Venus

Excellent
Apparent magnitude: -4.7
Constellation: Scorpius
Angular diameter: 33.3"
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: 14h05m18s
Declination: -17°32'23"

Mars

Excellent
Apparent magnitude: 1.8
Constellation: Virgo
Angular diameter: 3.5"
Status: near eastern quadrature

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

Right ascension: 10h49m28s
Declination: +08°42'23"

Jupiter

Excellent
Apparent magnitude: -1.9
Constellation: Leo
Angular diameter: 33.1"
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: 08h47m15s
Declination: +18°20'28"

Saturn

Excellent
Apparent magnitude: 0.0
Constellation: Gemini
Angular diameter: 18.3"
Status: near eastern quadrature

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

Right ascension: 05h53m17s
Declination: +22°08'16"

Uranus

Fair
Apparent magnitude: 5.8
Constellation: Aquarius
Angular diameter: 3.7"
Status: near western quadrature

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

Right ascension: 21h53m33s
Declination: -13°37'34"

Neptune

Fair
Apparent magnitude: 7.7
Constellation: Aquarius
Angular diameter: 2.3"
Status: near western quadrature

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

Right ascension: 20h43m44s
Declination: -18°04'14"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Capricornus
Angular diameter: 12065.5"
Status: Moon illumination 63.2%

Observation tip: Moon illumination 63.2%; good for observing lunar surface detail

Right ascension: 18h31m51s
Declination: -25°20'33"