August 2012 Événements célestes

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

Aperçu des événements célestes mensuels

21 événements célestes au total, dont 5 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

August 2012 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: 0.2
Constellation: Leo
Angular diameter: 7.8"
Status: near greatest eastern elongation

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

Ascension droite: 08h24m06s
Déclinaison: +17°51'33"

Venus

Excellent
Magnitude apparente: -4.4
Constellation: Cancer
Angular diameter: 23.7"
Status: near greatest eastern 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: 06h29m10s
Déclinaison: +19°58'11"

Mars

Excellent
Magnitude apparente: 1.1
Constellation: Libra
Angular diameter: 5.5"
Status: near western quadrature

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

Ascension droite: 13h30m29s
Déclinaison: -09°47'52"

Jupiter

Excellent
Magnitude apparente: -2.2
Constellation: Gemini
Angular diameter: 37.4"
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: 04h44m28s
Déclinaison: +21°30'48"

Saturn

Excellent
Magnitude apparente: 0.8
Constellation: Libra
Angular diameter: 16.3"
Status: near western quadrature

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

Ascension droite: 13h35m21s
Déclinaison: -07°23'43"

Uranus

Fair
Magnitude apparente: 5.8
Constellation: Aries
Angular diameter: 3.6"
Status: near eastern quadrature

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

Ascension droite: 00h31m02s
Déclinaison: +02°32'28"

Neptune

Fair
Magnitude apparente: 7.7
Constellation: Pisces
Angular diameter: 2.4"
Status: near eastern quadrature

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

Ascension droite: 22h16m53s
Déclinaison: -11°20'16"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Cancer
Angular diameter: 11839.3"
Status: Moon illumination 7.8%

Observation tip: Moon illumination 7.8%; good for observing lunar surface detail

Ascension droite: 07h25m53s
Déclinaison: +18°08'39"