September 2057 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

23 sky events total, including 4 moon phases and 3 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 2057 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.3
Constellation: Virgo
Angular diameter: 5.5"
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: 10h50m34s
Declination: +09°13'44"

Venus

Excellent
Apparent magnitude: -3.9
Constellation: Leo
Angular diameter: 11.3"
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: 09h58m10s
Declination: +13°20'10"

Mars

Excellent
Apparent magnitude: 1.6
Constellation: Libra
Angular diameter: 4.2"
Status: near western quadrature

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

Right ascension: 13h45m19s
Declination: -10°53'45"

Jupiter

Excellent
Apparent magnitude: -2.9
Constellation: Pisces
Angular diameter: 49.3"
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: 22h52m20s
Declination: -08°44'28"

Saturn

Excellent
Apparent magnitude: 0.2
Constellation: Taurus
Angular diameter: 19.5"
Status: near eastern quadrature

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

Right ascension: 02h15m38s
Declination: +10°44'47"

Uranus

Fair
Apparent magnitude: 5.6
Constellation: Libra
Angular diameter: 3.7"
Status: near western quadrature

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

Right ascension: 13h24m20s
Declination: -08°15'10"

Neptune

Fair
Apparent magnitude: 7.7
Constellation: Gemini
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 04h51m45s
Declination: +20°57'16"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Aries
Angular diameter: 12086.8"
Status: Moon illumination 95.7%

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

Right ascension: 01h07m14s
Declination: +01°57'15"