July 2017 Eventi celesti

Posizione dell'osservatore:Beijing (39.904°, 116.407°)

Panoramica degli eventi celesti mensili

24 eventi celesti in totale, inclusi 5 fasi lunari e 2 eventi planetari.

Eventi celesti giornalieri

Tutti gli orari sono in ora locale (Asia/Shanghai)

Group Data Alba/Tramonto Sorgere/Tramontare della Luna Fase lunare Eventi celesti

Planetary outlook

July 2017 mid-month observing conditions

Mercury

Excellent
Magnitudine apparente: -0.2
Costellazione: Leo
Angular diameter: 6.1"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascensione retta: 09h12m06s
Declinazione: +17°22'47"

Venus

Excellent
Magnitudine apparente: -4.1
Costellazione: Gemini
Angular diameter: 16.3"
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

Ascensione retta: 04h39m26s
Declinazione: +19°48'21"

Mars

Excellent
Magnitudine apparente: 1.6
Costellazione: Cancer
Angular diameter: 3.5"
Status: near western quadrature

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

Ascensione retta: 07h54m40s
Declinazione: +21°54'30"

Jupiter

Excellent
Magnitudine apparente: -1.9
Costellazione: Libra
Angular diameter: 35.9"
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

Ascensione retta: 12h57m13s
Declinazione: -04°45'36"

Saturn

Excellent
Magnitudine apparente: 0.2
Costellazione: Sagittarius
Angular diameter: 18.1"
Status: near western quadrature

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

Ascensione retta: 17h27m33s
Declinazione: -21°55'32"

Uranus

Fair
Magnitudine apparente: 5.9
Costellazione: Aries
Angular diameter: 3.5"
Status: near eastern quadrature

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

Ascensione retta: 01h46m17s
Declinazione: +10°21'19"

Neptune

Fair
Magnitudine apparente: 7.7
Costellazione: Pisces
Angular diameter: 2.3"
Status: near eastern quadrature

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

Ascensione retta: 23h02m39s
Declinazione: -07°07'18"

Moon

Excellent
Magnitudine apparente: -12.7
Costellazione: Aries
Angular diameter: 12135.7"
Status: Moon illumination 69.3%

Observation tip: Moon illumination 69.3%; good for observing lunar surface detail

Ascensione retta: 00h05m06s
Declinazione: -02°45'37"