December 2012 Eventi celesti

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

Panoramica degli eventi celesti mensili

19 eventi celesti in totale, inclusi 4 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

December 2012 mid-month observing conditions

Mercury

Excellent
Magnitudine apparente: -0.5
Costellazione: Sagittarius
Angular diameter: 5.5"
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

Ascensione retta: 16h14m38s
Declinazione: -19°58'46"

Venus

Excellent
Magnitudine apparente: -3.9
Costellazione: Scorpius
Angular diameter: 11.3"
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: 15h46m19s
Declinazione: -18°31'53"

Mars

Excellent
Magnitudine apparente: 1.2
Costellazione: Capricornus
Angular diameter: 4.3"
Status: near western quadrature

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

Ascensione retta: 19h33m15s
Declinazione: -22°53'14"

Jupiter

Excellent
Magnitudine apparente: -2.8
Costellazione: Gemini
Angular diameter: 48.1"
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: 04h32m39s
Declinazione: +21°08'53"

Saturn

Excellent
Magnitudine apparente: 0.7
Costellazione: Scorpius
Angular diameter: 15.9"
Status: near eastern quadrature

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

Ascensione retta: 14h25m47s
Declinazione: -12°01'21"

Uranus

Fair
Magnitudine apparente: 5.9
Costellazione: Aries
Angular diameter: 3.6"
Status: near western quadrature

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

Ascensione retta: 00h18m04s
Declinazione: +01°10'31"

Neptune

Fair
Magnitudine apparente: 7.8
Costellazione: Pisces
Angular diameter: 2.2"
Status: near western quadrature

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

Ascensione retta: 22h11m50s
Declinazione: -11°48'08"

Moon

Excellent
Magnitudine apparente: -12.7
Costellazione: Capricornus
Angular diameter: 12884.1"
Status: Moon illumination 4.1%

Observation tip: Moon illumination 4.1%; good for observing lunar surface detail

Ascensione retta: 19h09m33s
Declinazione: -18°23'31"