July 1991 Eventos celestes

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

Resumen de eventos celestes mensuales

25 eventos celestes en total, incluidos 4 fases lunares y 4 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

July 1991 mid-month observing conditions

Mercury

Excellent
Magnitud aparente: 0.1
Constelación: Leo
Angular diameter: 6.6"
Status: near greatest western elongation

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

Ascensión recta: 09h18m06s
Declinación: +16°27'57"

Venus

Excellent
Magnitud aparente: -4.7
Constelación: Virgo
Angular diameter: 36.0"
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: 10h15m14s
Declinación: +09°43'33"

Mars

Excellent
Magnitud aparente: 1.8
Constelación: Virgo
Angular diameter: 4.0"
Status: near western quadrature

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

Ascensión recta: 10h08m43s
Declinación: +12°37'27"

Jupiter

Excellent
Magnitud aparente: -1.8
Constelación: Leo
Angular diameter: 31.6"
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: 09h19m33s
Declinación: +16°22'59"

Saturn

Excellent
Magnitud aparente: 0.2
Constelación: Aquarius
Angular diameter: 18.5"
Status: near eastern quadrature

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

Ascensión recta: 20h27m21s
Declinación: -19°36'34"

Uranus

Fair
Magnitud aparente: 5.6
Constelación: Capricornus
Angular diameter: 3.8"
Status: near western quadrature

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

Ascensión recta: 18h49m43s
Declinación: -23°19'55"

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: 19h05m33s
Declinación: -21°46'10"

Moon

Excellent
Magnitud aparente: -12.7
Constelación: Virgo
Angular diameter: 12616.4"
Status: Moon illumination 14.4%

Observation tip: Moon illumination 14.4%; good for observing lunar surface detail

Ascensión recta: 10h27m06s
Declinación: +05°29'54"