September 1987 Eventi celesti

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

Panoramica degli eventi celesti mensili

21 eventi celesti in totale, inclusi 5 fasi lunari e 0 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

September 1987 mid-month observing conditions

Mercury

Excellent
Magnitudine apparente: -0.3
Costellazione: Libra
Angular diameter: 5.4"
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

Ascensione retta: 12h41m39s
Declinazione: -05°02'12"

Venus

Excellent
Magnitudine apparente: -3.9
Costellazione: Virgo
Angular diameter: 9.8"
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

Ascensione retta: 11h54m06s
Declinazione: +02°06'06"

Mars

Excellent
Magnitudine apparente: 1.7
Costellazione: Virgo
Angular diameter: 3.5"
Status: near eastern quadrature

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

Ascensione retta: 11h05m32s
Declinazione: +06°59'58"

Jupiter

Excellent
Magnitudine apparente: -2.8
Costellazione: Aries
Angular diameter: 47.9"
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: 01h48m34s
Declinazione: +09°32'34"

Saturn

Excellent
Magnitudine apparente: 0.4
Costellazione: Sagittarius
Angular diameter: 16.5"
Status: near western quadrature

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

Ascensione retta: 16h55m57s
Declinazione: -21°16'58"

Uranus

Fair
Magnitudine apparente: 5.7
Costellazione: Sagittarius
Angular diameter: 3.7"
Status: near western quadrature

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

Ascensione retta: 17h28m34s
Declinazione: -23°24'20"

Neptune

Fair
Magnitudine apparente: 7.9
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: 18h22m37s
Declinazione: -22°19'37"

Moon

Excellent
Magnitudine apparente: -12.7
Costellazione: Gemini
Angular diameter: 11650.4"
Status: Moon illumination 50.0%

Observation tip: Moon illumination 50.0%; good for observing lunar surface detail

Ascensione retta: 05h22m36s
Declinazione: +28°21'35"