April 1981 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 3 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 1981 mid-month observing conditions

Mercury

Excellent
Magnitud aparente: -0.8
Constelación: Aries
Angular diameter: 5.2"
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: 00h46m22s
Declinación: +02°47'47"

Venus

Excellent
Magnitud aparente: -3.9
Constelación: Aries
Angular diameter: 9.7"
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: 01h41m21s
Declinación: +09°23'52"

Mars

Excellent
Magnitud aparente: 1.1
Constelación: Aries
Angular diameter: 3.9"
Status: near eastern quadrature

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

Ascensión recta: 01h22m59s
Declinación: +08°09'49"

Jupiter

Excellent
Magnitud aparente: -2.4
Constelación: Libra
Angular diameter: 43.7"
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: 12h13m41s
Declinación: +00°14'08"

Saturn

Excellent
Magnitud aparente: 0.5
Constelación: Libra
Angular diameter: 19.3"
Status: near western quadrature

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

Ascensión recta: 12h22m35s
Declinación: +00°26'20"

Uranus

Fair
Magnitud aparente: 5.5
Constelación: Scorpius
Angular diameter: 3.9"
Status: near eastern quadrature

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

Ascensión recta: 15h49m03s
Declinación: -19°48'17"

Neptune

Fair
Magnitud aparente: 7.9
Constelación: Sagittarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Ascensión recta: 17h37m24s
Declinación: -21°59'18"

Moon

Excellent
Magnitud aparente: -12.7
Constelación: Virgo
Angular diameter: 11748.7"
Status: Moon illumination 83.4%

Observation tip: Moon illumination 83.4%; good for observing lunar surface detail

Ascensión recta: 10h37m40s
Declinación: +11°17'44"