September 1990 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

September 1990 mid-month observing conditions

Mercury

Good
Magnitud aparente: 2.0
Constelación: Virgo
Angular diameter: 9.3"
Status: near greatest eastern elongation

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

Ascensión recta: 10h43m55s
Declinación: +06°15'59"

Venus

Excellent
Magnitud aparente: -3.9
Constelación: Virgo
Angular diameter: 10.0"
Status: near inferior 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: 10h46m11s
Declinación: +09°15'02"

Mars

Excellent
Magnitud aparente: -0.7
Constelación: Gemini
Angular diameter: 12.1"
Status: near eastern quadrature

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

Ascensión recta: 04h19m58s
Declinación: +19°56'29"

Jupiter

Excellent
Magnitud aparente: -1.9
Constelación: Leo
Angular diameter: 33.5"
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: 08h31m58s
Declinación: +19°13'13"

Saturn

Excellent
Magnitud aparente: 0.4
Constelación: Capricornus
Angular diameter: 17.5"
Status: near western quadrature

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

Ascensión recta: 19h21m16s
Declinación: -22°08'36"

Uranus

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

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

Ascensión recta: 18h24m27s
Declinación: -23°38'52"

Neptune

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

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

Ascensión recta: 18h51m04s
Declinación: -22°04'33"

Moon

Excellent
Magnitud aparente: -12.7
Constelación: Leo
Angular diameter: 12346.7"
Status: Moon illumination 17.6%

Observation tip: Moon illumination 17.6%; good for observing lunar surface detail

Ascensión recta: 08h18m51s
Declinación: +20°00'17"