May 2090 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

22 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

May 2090 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: 0.1
Constellation: Aries
Angular diameter: 6.9"
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: 01h55m58s
Declination: +08°38'58"

Venus

Excellent
Apparent magnitude: -4.0
Constellation: Gemini
Angular diameter: 13.4"
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: 05h59m22s
Declination: +25°13'15"

Mars

Excellent
Apparent magnitude: 1.3
Constellation: Taurus
Angular diameter: 4.0"
Status: near eastern quadrature

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

Right ascension: 02h09m22s
Declination: +12°26'49"

Jupiter

Excellent
Apparent magnitude: -2.5
Constellation: Sagittarius
Angular diameter: 45.0"
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: 17h05m58s
Declination: -22°05'47"

Saturn

Excellent
Apparent magnitude: 0.1
Constellation: Gemini
Angular diameter: 16.6"
Status: near western quadrature

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

Right ascension: 04h43m12s
Declination: +20°46'55"

Uranus

Fair
Apparent magnitude: 6.0
Constellation: Pisces
Angular diameter: 3.5"
Status: near eastern quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Right ascension: 23h07m20s
Declination: -06°27'36"

Neptune

Fair
Apparent magnitude: 7.8
Constellation: Leo
Angular diameter: 2.3"
Status: near western quadrature

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

Right ascension: 09h40m16s
Declination: +14°18'40"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Sagittarius
Angular diameter: 12281.2"
Status: Moon illumination 98.0%

Observation tip: Moon illumination 98.0%; good for observing lunar surface detail

Right ascension: 16h37m18s
Declination: -17°10'41"