August 1990 Eventi celesti

Posizione dell'osservatore:Beijing (39.904°, 116.407°)

Panoramica degli eventi celesti mensili

25 eventi celesti in totale, inclusi 4 fasi lunari e 1 eventi planetari.

Eventi celesti giornalieri

Tutti gli orari sono in ora locale (Asia/Shanghai)

Group Data Alba/Tramonto Sorgere/Tramontare della Luna Fase lunare Eventi celesti

Planetary outlook

August 1990 mid-month observing conditions

Mercury

Excellent
Magnitudine apparente: 0.5
Costellazione: Virgo
Angular diameter: 7.9"
Status: near superior conjunction

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

Ascensione retta: 11h15m57s
Declinazione: +02°12'27"

Venus

Excellent
Magnitudine apparente: -3.9
Costellazione: Leo
Angular diameter: 10.6"
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

Ascensione retta: 08h14m35s
Declinazione: +20°15'40"

Mars

Excellent
Magnitudine apparente: -0.2
Costellazione: Taurus
Angular diameter: 9.9"
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

Ascensione retta: 03h16m46s
Declinazione: +16°10'27"

Jupiter

Excellent
Magnitudine apparente: -1.8
Costellazione: Leo
Angular diameter: 32.0"
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

Ascensione retta: 08h06m01s
Declinazione: +20°34'31"

Saturn

Excellent
Magnitudine apparente: 0.2
Costellazione: Capricornus
Angular diameter: 18.2"
Status: near western quadrature

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

Ascensione retta: 19h26m04s
Declinazione: -21°56'21"

Uranus

Fair
Magnitudine apparente: 5.6
Costellazione: Capricornus
Angular diameter: 3.8"
Status: near western quadrature

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

Ascensione retta: 18h26m07s
Declinazione: -23°38'04"

Neptune

Fair
Magnitudine apparente: 7.8
Costellazione: Capricornus
Angular diameter: 2.3"
Status: near western quadrature

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

Ascensione retta: 18h52m42s
Declinazione: -22°01'27"

Moon

Excellent
Magnitudine apparente: -12.7
Costellazione: Gemini
Angular diameter: 12605.0"
Status: Moon illumination 34.9%

Observation tip: Moon illumination 34.9%; good for observing lunar surface detail

Ascensione retta: 04h29m09s
Declinazione: +26°18'08"