December 1998 Eventos celestes

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

Resumen de eventos celestes mensuales

24 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 1998 mid-month observing conditions

Mercury

Excellent
Magnitud aparente: -0.1
Constelación: Sagittarius
Angular diameter: 7.5"
Status: near greatest eastern 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: 16h03m25s
Declinación: -18°01'13"

Venus

Excellent
Magnitud aparente: -3.9
Constelación: Capricornus
Angular diameter: 10.0"
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: 18h17m45s
Declinación: -24°10'33"

Mars

Excellent
Magnitud aparente: 1.2
Constelación: Libra
Angular diameter: 5.6"
Status: near eastern quadrature

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

Ascensión recta: 12h38m12s
Declinación: -02°10'07"

Jupiter

Excellent
Magnitud aparente: -2.4
Constelación: Pisces
Angular diameter: 40.1"
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: 23h24m36s
Declinación: -05°13'43"

Saturn

Excellent
Magnitud aparente: 0.3
Constelación: Aries
Angular diameter: 19.1"
Status: near western quadrature

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

Ascensión recta: 01h43m54s
Declinación: +07°56'25"

Uranus

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

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

Ascensión recta: 20h51m03s
Declinación: -18°18'53"

Neptune

Fair
Magnitud aparente: 7.9
Constelación: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

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

Ascensión recta: 20h10m27s
Declinación: -19°44'56"

Moon

Excellent
Magnitud aparente: -12.7
Constelación: Scorpius
Angular diameter: 11468.2"
Status: Moon illumination 14.0%

Observation tip: Moon illumination 14.0%; good for observing lunar surface detail

Ascensión recta: 14h33m41s
Declinación: -09°56'09"