September 1905 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

20 sky events total, including 4 moon phases and 1 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 1905 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -0.3
Constellation: Virgo
Angular diameter: 7.2"
Status: near greatest eastern 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: 10h22m43s
Declination: +10°36'57"

Venus

Excellent
Apparent magnitude: -4.0
Constellation: Leo
Angular diameter: 13.6"
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: 09h11m51s
Declination: +16°21'28"

Mars

Excellent
Apparent magnitude: 0.1
Constellation: Sagittarius
Angular diameter: 8.5"
Status: near western quadrature

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

Right ascension: 16h51m50s
Declination: -24°45'36"

Jupiter

Excellent
Apparent magnitude: -2.5
Constellation: Gemini
Angular diameter: 42.4"
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: 04h18m29s
Declination: +20°24'02"

Saturn

Excellent
Apparent magnitude: 0.5
Constellation: Pisces
Angular diameter: 18.8"
Status: near western quadrature

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

Right ascension: 22h02m38s
Declination: -13°46'49"

Uranus

Fair
Apparent magnitude: 5.7
Constellation: Capricornus
Angular diameter: 3.7"
Status: near western quadrature

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

Right ascension: 18h01m07s
Declination: -23°42'40"

Neptune

Fair
Apparent magnitude: 7.9
Constellation: Cancer
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 06h43m59s
Declination: +22°07'06"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Aries
Angular diameter: 11517.1"
Status: Moon illumination 98.5%

Observation tip: Moon illumination 98.5%; good for observing lunar surface detail

Right ascension: 00h23m53s
Declination: -00°41'48"