July 2004 Événements célestes

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

Aperçu des événements célestes mensuels

23 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

July 2004 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: 0.0
Constellation: Leo
Angular diameter: 6.4"
Status: near greatest western elongation

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

Ascension droite: 09h18m19s
Déclinaison: +16°37'48"

Venus

Excellent
Magnitude apparente: -4.7
Constellation: Gemini
Angular diameter: 37.1"
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: 04h50m57s
Déclinaison: +17°44'25"

Mars

Excellent
Magnitude apparente: 1.8
Constellation: Leo
Angular diameter: 3.6"
Status: near western quadrature

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

Ascension droite: 09h04m31s
Déclinaison: +17°57'47"

Jupiter

Excellent
Magnitude apparente: -1.8
Constellation: Virgo
Angular diameter: 32.9"
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: 11h08m30s
Déclinaison: +06°44'54"

Saturn

Excellent
Magnitude apparente: 0.1
Constellation: Cancer
Angular diameter: 16.5"
Status: near eastern quadrature

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

Ascension droite: 07h16m21s
Déclinaison: +22°01'16"

Uranus

Fair
Magnitude apparente: 5.8
Constellation: Pisces
Angular diameter: 3.7"
Status: near eastern quadrature

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

Ascension droite: 22h33m35s
Déclinaison: -09°55'11"

Neptune

Fair
Magnitude apparente: 7.7
Constellation: Aquarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Ascension droite: 21h08m15s
Déclinaison: -16°31'19"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Gemini
Angular diameter: 11454.6"
Status: Moon illumination 5.6%

Observation tip: Moon illumination 5.6%; good for observing lunar surface detail

Ascension droite: 05h40m49s
Déclinaison: +27°04'02"