December 1931 Eventos celestes

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

Visión xeral dos planetas

28 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 1931 mid-month observing conditions

Mercury

Excellent
Magnitude aparente: 1.2
Constelación: Capricornus
Angular diameter: 9.1"
Status: near superior conjunction

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

Ascensión recta: 18h23m58s
Declinación: -23°16'46"

Venus

Excellent
Magnitude aparente: -3.9
Constelación: Capricornus
Angular diameter: 11.1"
Status: near greatest western elongation

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: 19h12m33s
Declinación: -23°54'17"

Mars

Excellent
Magnitude aparente: 1.2
Constelación: Capricornus
Angular diameter: 3.9"
Status: near western quadrature

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

Ascensión recta: 18h16m13s
Declinación: -24°16'56"

Jupiter

Excellent
Magnitude aparente: -2.3
Constelación: Leo
Angular diameter: 41.4"
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

Ascensión recta: 09h40m52s
Declinación: +14°45'10"

Saturn

Excellent
Magnitude aparente: 0.6
Constelación: Capricornus
Angular diameter: 15.3"
Status: near western quadrature

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

Ascensión recta: 19h34m25s
Declinación: -21°44'25"

Uranus

Fair
Magnitude aparente: 5.8
Constelación: Aries
Angular diameter: 3.6"
Status: near western quadrature

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

Ascensión recta: 00h58m03s
Declinación: +05°29'57"

Neptune

Fair
Magnitude aparente: 7.9
Constelación: Virgo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Ascensión recta: 10h39m44s
Declinación: +09°17'07"

Moon

Excellent
Magnitude aparente: -12.7
Constelación: Pisces
Angular diameter: 11723.8"
Status: Moon illumination 31.8%

Observation tip: Moon illumination 31.8%; good for observing lunar surface detail

Ascensión recta: 22h14m26s
Declinación: -13°41'53"