May 1939 Événements célestes

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

Aperçu des événements célestes mensuels

21 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 1939 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.1
Constellation: Aries
Angular diameter: 6.4"
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

Ascension droite: 01h57m59s
Déclinaison: +09°09'29"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Aries
Angular diameter: 11.9"
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: 01h28m43s
Déclinaison: +07°24'47"

Mars

Excellent
Magnitude apparente: -0.8
Constellation: Capricornus
Angular diameter: 13.1"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Ascension droite: 19h56m06s
Déclinaison: -22°42'13"

Jupiter

Excellent
Magnitude apparente: -2.2
Constellation: Aries
Angular diameter: 35.7"
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

Ascension droite: 00h04m11s
Déclinaison: -00°45'46"

Saturn

Excellent
Magnitude apparente: 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

Ascension droite: 01h36m23s
Déclinaison: +07°36'03"

Uranus

Fair
Magnitude apparente: 5.9
Constellation: Taurus
Angular diameter: 3.4"
Status: near eastern quadrature

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

Ascension droite: 03h03m08s
Déclinaison: +16°55'59"

Neptune

Fair
Magnitude apparente: 7.9
Constellation: Virgo
Angular diameter: 2.3"
Status: near western quadrature

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

Ascension droite: 11h27m26s
Déclinaison: +04°48'24"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Aries
Angular diameter: 11762.7"
Status: Moon illumination 18.3%

Observation tip: Moon illumination 18.3%; good for observing lunar surface detail

Ascension droite: 00h05m10s
Déclinaison: +03°54'51"