December 1909 Eventos celestes

Ubicación del observador:Beijing (39.904°, 116.407°)

Resumen de eventos celestes mensuales

23 eventos celestes en total, incluidos 4 fases lunares y 2 eventos planetarios.

Eventos celestes diarios

Todas las horas en hora local (Asia/Shanghai)

Group Fecha Amanecer/Atardecer Salida/Puesta de la Luna Fase lunar Eventos celestes

Planetary outlook

December 1909 mid-month observing conditions

Mercury

Excellent
Magnitud aparente: -0.9
Constelación: Sagittarius
Angular diameter: 4.8"
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

Ascensión recta: 17h55m11s
Declinación: -25°18'26"

Venus

Excellent
Magnitud aparente: -4.7
Constelación: Aquarius
Angular diameter: 28.8"
Status: near superior 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: 20h48m22s
Declinación: -19°59'09"

Mars

Excellent
Magnitud aparente: -0.4
Constelación: Aries
Angular diameter: 11.1"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Ascensión recta: 00h34m43s
Declinación: +03°45'44"

Jupiter

Excellent
Magnitud aparente: -1.9
Constelación: Libra
Angular diameter: 34.7"
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: 12h44m01s
Declinación: -03°23'08"

Saturn

Excellent
Magnitud aparente: 0.5
Constelación: Aries
Angular diameter: 18.7"
Status: near western quadrature

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

Ascensión recta: 01h04m27s
Declinación: +04°02'03"

Uranus

Fair
Magnitud aparente: 5.9
Constelación: Capricornus
Angular diameter: 3.4"
Status: near western quadrature

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

Ascensión recta: 19h24m49s
Declinación: -22°28'22"

Neptune

Fair
Magnitud aparente: 7.8
Constelación: Cancer
Angular diameter: 2.3"
Status: near eastern quadrature

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

Ascensión recta: 07h20m16s
Declinación: +21°26'47"

Moon

Excellent
Magnitud aparente: -12.7
Constelación: Capricornus
Angular diameter: 12064.7"
Status: Moon illumination 5.0%

Observation tip: Moon illumination 5.0%; good for observing lunar surface detail

Ascensión recta: 19h20m23s
Declinación: -25°37'53"