May 2057 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

23 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

May 2057 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.2
Constellation: Aries
Angular diameter: 7.1"
Status: near inferior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Right ascension: 01h54m08s
Declination: +08°23'37"

Venus

Excellent
Apparent magnitude: -4.5
Constellation: Aries
Angular diameter: 26.2"
Status: near greatest eastern 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: 00h34m36s
Declination: +02°32'46"

Mars

Excellent
Apparent magnitude: 1.0
Constellation: Leo
Angular diameter: 6.4"
Status: near western quadrature

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

Right ascension: 09h17m11s
Declination: +17°36'32"

Jupiter

Excellent
Apparent magnitude: -2.2
Constellation: Pisces
Angular diameter: 37.6"
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: 23h00m06s
Declination: -07°26'26"

Saturn

Excellent
Apparent magnitude: 0.6
Constellation: Aries
Angular diameter: 16.3"
Status: near eastern quadrature

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

Right ascension: 01h52m31s
Declination: +09°08'03"

Uranus

Fair
Apparent magnitude: 5.4
Constellation: Libra
Angular diameter: 4.0"
Status: near western quadrature

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

Right ascension: 13h17m52s
Declination: -07°32'02"

Neptune

Fair
Apparent magnitude: 7.8
Constellation: Gemini
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 04h38m07s
Declination: +20°35'19"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Libra
Angular diameter: 12422.7"
Status: Moon illumination 80.8%

Observation tip: Moon illumination 80.8%; good for observing lunar surface detail

Right ascension: 12h18m22s
Declination: +03°39'16"