December 2012 Eventos celestes

Localización do observador:Beijing (39.904°, 116.407°)

Visión xeral dos planetas

19 eventos do ceo en total, incluíndo 4 fases da Lúa e 2 eventos planetarios.

Eventos celestes

Todas as horas están en hora local (Asia/Shanghai)

Group Data Amencer/posta de sol Saída/posta da Lúa Fase da Lúa Eventos celestes

Planetary outlook

December 2012 mid-month observing conditions

Mercury

Excellent
Magnitude aparente: -0.5
Constelación: 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

Ascensión recta: 16h14m38s
Declinación: -19°58'46"

Venus

Excellent
Magnitude aparente: -3.9
Constelación: 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

Ascensión recta: 15h46m19s
Declinación: -18°31'53"

Mars

Excellent
Magnitude aparente: 1.2
Constelación: 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

Ascensión recta: 19h33m15s
Declinación: -22°53'14"

Jupiter

Excellent
Magnitude aparente: -2.8
Constelación: 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

Ascensión recta: 04h32m39s
Declinación: +21°08'53"

Saturn

Excellent
Magnitude aparente: 0.7
Constelación: 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

Ascensión recta: 14h25m47s
Declinación: -12°01'21"

Uranus

Fair
Magnitude aparente: 5.9
Constelación: Aries
Angular diameter: 3.6"
Status: near western quadrature

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

Ascensión recta: 00h18m04s
Declinación: +01°10'31"

Neptune

Fair
Magnitude aparente: 7.8
Constelación: Pisces
Angular diameter: 2.2"
Status: near western quadrature

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

Ascensión recta: 22h11m50s
Declinación: -11°48'08"

Moon

Excellent
Magnitude aparente: -12.7
Constelación: Capricornus
Angular diameter: 12884.1"
Status: Moon illumination 4.1%

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

Ascensión recta: 19h09m33s
Declinación: -18°23'31"