May 2040 Événements célestes

Lieu d'observation:Beijing (39.904°, 116.407°)

Aperçu des événements célestes mensuels

22 événements célestes au total, dont 4 phases lunaires et 2 événements planétaires.

Événements célestes quotidiens

Toutes les heures en heure locale (Asia/Shanghai)

Group Date Lever/Coucher du soleil Lever/Coucher de la lune Phase lunaire Événements célestes

Planetary outlook

May 2040 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.9
Constellation: Gemini
Angular diameter: 5.9"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 04h35m00s
Déclinaison: +23°59'28"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Taurus
Angular diameter: 9.7"
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

Ascension droite: 03h12m56s
Déclinaison: +17°07'17"

Mars

Excellent
Magnitude apparente: 1.3
Constellation: Leo
Angular diameter: 5.6"
Status: near western quadrature

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

Ascension droite: 08h37m08s
Déclinaison: +20°18'26"

Jupiter

Excellent
Magnitude apparente: -2.2
Constellation: Virgo
Angular diameter: 40.2"
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

Ascension droite: 11h32m28s
Déclinaison: +04°31'28"

Saturn

Excellent
Magnitude apparente: 0.7
Constellation: Libra
Angular diameter: 18.7"
Status: near western quadrature

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

Ascension droite: 12h24m55s
Déclinaison: +00°08'14"

Uranus

Fair
Magnitude apparente: 5.6
Constellation: Leo
Angular diameter: 3.7"
Status: near western quadrature

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

Ascension droite: 08h09m06s
Déclinaison: +20°42'30"

Neptune

Fair
Magnitude apparente: 7.8
Constellation: Taurus
Angular diameter: 2.2"
Status: near eastern quadrature

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

Ascension droite: 02h09m45s
Déclinaison: +11°17'38"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Cancer
Angular diameter: 11498.1"
Status: Moon illumination 13.5%

Observation tip: Moon illumination 13.5%; good for observing lunar surface detail

Ascension droite: 06h34m32s
Déclinaison: +26°09'46"