May 1903 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 1 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 1903 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: 0.9
Constellation: Gemini
Angular diameter: 9.0"
Status: near superior conjunction

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

Ascension droite: 04h47m51s
Déclinaison: +24°36'18"

Venus

Excellent
Magnitude apparente: -4.0
Constellation: Cancer
Angular diameter: 14.7"
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

Ascension droite: 06h06m46s
Déclinaison: +25°32'03"

Mars

Excellent
Magnitude apparente: -0.5
Constellation: Virgo
Angular diameter: 11.9"
Status: near western quadrature

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

Ascension droite: 11h53m15s
Déclinaison: +02°06'49"

Jupiter

Excellent
Magnitude apparente: -2.2
Constellation: Pisces
Angular diameter: 37.0"
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

Ascension droite: 23h17m26s
Déclinaison: -05°42'26"

Saturn

Excellent
Magnitude apparente: 0.6
Constellation: Aquarius
Angular diameter: 17.1"
Status: near eastern quadrature

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

Ascension droite: 20h47m28s
Déclinaison: -18°23'56"

Uranus

Fair
Magnitude apparente: 5.6
Constellation: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

Ascension droite: 17h37m35s
Déclinaison: -23°29'08"

Neptune

Fair
Magnitude apparente: 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

Ascension droite: 06h08m24s
Déclinaison: +22°22'40"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Capricornus
Angular diameter: 11549.5"
Status: Moon illumination 88.7%

Observation tip: Moon illumination 88.7%; good for observing lunar surface detail

Ascension droite: 18h08m57s
Déclinaison: -18°24'03"