April 1991 Eventos celestes

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

Resumen de eventos celestes mensuales

22 eventos celestes en total, incluidos 4 fases lunares y 1 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

April 1991 mid-month observing conditions

Mercury

Fair
Magnitud aparente: 6.5
Constelación: Aries
Angular diameter: 11.6"
Status: near greatest eastern elongation

Observation tip: A telescope is required; Mercury stays close to the Sun; best seen at dusk or dawn

Ascensión recta: 01h26m56s
Declinación: +11°18'50"

Venus

Excellent
Magnitud aparente: -4.0
Constelación: Taurus
Angular diameter: 14.3"
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: 03h59m48s
Declinación: +22°04'38"

Mars

Excellent
Magnitud aparente: 1.2
Constelación: Cancer
Angular diameter: 5.6"
Status: near western quadrature

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

Ascensión recta: 06h28m25s
Declinación: +25°06'24"

Jupiter

Excellent
Magnitud aparente: -2.2
Constelación: Leo
Angular diameter: 39.0"
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: 08h25m44s
Declinación: +20°01'30"

Saturn

Excellent
Magnitud aparente: 0.6
Constelación: Aquarius
Angular diameter: 16.4"
Status: near eastern quadrature

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

Ascensión recta: 20h33m50s
Declinación: -19°03'08"

Uranus

Fair
Magnitud aparente: 5.7
Constelación: Capricornus
Angular diameter: 3.7"
Status: near eastern quadrature

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

Ascensión recta: 19h00m09s
Declinación: -23°04'36"

Neptune

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

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

Ascensión recta: 19h12m15s
Declinación: -21°35'35"

Moon

Excellent
Magnitud aparente: -12.7
Constelación: Aries
Angular diameter: 12574.0"
Status: Moon illumination 0.2%

Observation tip: Moon illumination 0.2%; good for observing lunar surface detail

Ascensión recta: 01h32m36s
Declinación: +15°02'37"