July 1909 Événements célestes

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

Aperçu des événements célestes mensuels

25 événements célestes au total, dont 4 phases lunaires et 3 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

July 1909 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.3
Constellation: Cancer
Angular diameter: 6.7"
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: 06h10m16s
Déclinaison: +21°58'29"

Venus

Excellent
Magnitude apparente: -3.9
Constellation: Leo
Angular diameter: 10.6"
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: 09h02m05s
Déclinaison: +18°31'18"

Mars

Excellent
Magnitude apparente: -1.2
Constellation: Pisces
Angular diameter: 15.2"
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: 23h57m12s
Déclinaison: -04°51'14"

Jupiter

Excellent
Magnitude apparente: -1.8
Constellation: Virgo
Angular diameter: 32.7"
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: 10h54m24s
Déclinaison: +08°11'04"

Saturn

Excellent
Magnitude apparente: 0.6
Constellation: Aries
Angular diameter: 17.8"
Status: near eastern quadrature

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

Ascension droite: 01h28m12s
Déclinaison: +06°34'30"

Uranus

Fair
Magnitude apparente: 5.7
Constellation: Capricornus
Angular diameter: 3.8"
Status: near western quadrature

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

Ascension droite: 19h22m29s
Déclinaison: -22°34'33"

Neptune

Fair
Magnitude apparente: 7.9
Constellation: Cancer
Angular diameter: 2.2"
Status: near eastern quadrature

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

Ascension droite: 07h13m26s
Déclinaison: +21°40'30"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Gemini
Angular diameter: 12185.8"
Status: Moon illumination 6.6%

Observation tip: Moon illumination 6.6%; good for observing lunar surface detail

Ascension droite: 05h25m53s
Déclinaison: +23°45'07"