May 1911 Sky Events

Observer Location:Beijing (39.904°, 116.407°)

Monthly Sky Events Overview

26 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

May 1911 mid-month observing conditions

Mercury

Good
Apparent magnitude: 2.9
Constellation: Taurus
Angular diameter: 11.5"
Status: near greatest eastern elongation

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

Right ascension: 02h30m47s
Declination: +12°32'42"

Venus

Excellent
Apparent magnitude: -4.0
Constellation: Cancer
Angular diameter: 14.9"
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: 06h09m02s
Declination: +25°34'24"

Mars

Excellent
Apparent magnitude: 0.6
Constellation: Pisces
Angular diameter: 6.5"
Status: near eastern quadrature

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

Right ascension: 23h11m32s
Declination: -07°05'26"

Jupiter

Excellent
Apparent magnitude: -2.5
Constellation: Scorpius
Angular diameter: 44.4"
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: 14h24m10s
Declination: -12°52'32"

Saturn

Excellent
Apparent magnitude: 0.4
Constellation: Taurus
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: 02h38m59s
Declination: +13°14'51"

Uranus

Fair
Apparent magnitude: 5.7
Constellation: Aquarius
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 20h06m20s
Declination: -20°50'00"

Neptune

Fair
Apparent magnitude: 7.9
Constellation: Cancer
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 07h23m14s
Declination: +21°28'24"

Moon

Excellent
Apparent magnitude: -12.7
Constellation: Sagittarius
Angular diameter: 11467.2"
Status: Moon illumination 97.2%

Observation tip: Moon illumination 97.2%; good for observing lunar surface detail

Right ascension: 16h40m44s
Declination: -25°01'54"