August 1981 Eventos celestes

Localización do observador:Beijing (39.904°, 116.407°)

Visión xeral dos planetas

21 eventos do ceo en total, incluíndo 4 fases da Lúa e 1 eventos planetarios.

Eventos celestes

Todas as horas están en hora local (Asia/Shanghai)

Group Data Amencer/posta de sol Saída/posta da Lúa Fase da Lúa Eventos celestes

Planetary outlook

August 1981 mid-month observing conditions

Mercury

Excellent
Magnitude aparente: -1.5
Constelación: Leo
Angular diameter: 4.9"
Status: near greatest western 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: 09h59m23s
Declinación: +14°07'00"

Venus

Excellent
Magnitude aparente: -3.9
Constelación: Virgo
Angular diameter: 12.8"
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: 11h45m50s
Declinación: +02°33'37"

Mars

Excellent
Magnitude aparente: 1.6
Constelación: Cancer
Angular diameter: 4.1"
Status: near eastern quadrature

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

Ascensión recta: 07h19m57s
Declinación: +22°56'51"

Jupiter

Excellent
Magnitude aparente: -1.8
Constelación: Libra
Angular diameter: 32.3"
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: 12h32m57s
Declinación: -02°17'34"

Saturn

Excellent
Magnitude aparente: 0.9
Constelación: Libra
Angular diameter: 16.2"
Status: near western quadrature

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

Ascensión recta: 12h28m43s
Declinación: -00°38'13"

Uranus

Fair
Magnitude aparente: 5.6
Constelación: Scorpius
Angular diameter: 3.8"
Status: near western quadrature

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

Ascensión recta: 15h35m19s
Declinación: -19°05'11"

Neptune

Fair
Magnitude aparente: 7.9
Constelación: Sagittarius
Angular diameter: 2.3"
Status: near western quadrature

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

Ascensión recta: 17h26m18s
Declinación: -21°52'40"

Moon

Excellent
Magnitude aparente: -12.7
Constelación: Aquarius
Angular diameter: 12095.6"
Status: Moon illumination 99.4%

Observation tip: Moon illumination 99.4%; good for observing lunar surface detail

Ascensión recta: 21h05m26s
Declinación: -17°47'18"