July 1981 Eventi celesti

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

Panoramica degli eventi celesti mensili

23 eventi celesti in totale, inclusi 5 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

July 1981 mid-month observing conditions

Mercury

Excellent
Magnitudine apparente: 0.3
Costellazione: Cancer
Angular diameter: 7.8"
Status: near inferior conjunction

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

Ascensione retta: 06h07m55s
Declinazione: +20°49'54"

Venus

Excellent
Magnitudine apparente: -3.9
Costellazione: Leo
Angular diameter: 11.3"
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: 09h25m27s
Declinazione: +16°51'29"

Mars

Excellent
Magnitudine apparente: 1.6
Costellazione: Gemini
Angular diameter: 3.9"
Status: near eastern quadrature

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

Ascensione retta: 05h50m00s
Declinazione: +23°51'56"

Jupiter

Excellent
Magnitudine apparente: -1.9
Costellazione: Libra
Angular diameter: 34.6"
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

Ascensione retta: 12h15m31s
Declinazione: -00°19'18"

Saturn

Excellent
Magnitudine apparente: 0.9
Costellazione: Libra
Angular diameter: 16.9"
Status: near western quadrature

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

Ascensione retta: 12h19m30s
Declinazione: +00°27'04"

Uranus

Fair
Magnitudine apparente: 5.5
Costellazione: Scorpius
Angular diameter: 3.9"
Status: near western quadrature

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

Ascensione retta: 15h35m51s
Declinazione: -19°06'21"

Neptune

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

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

Ascensione retta: 17h28m34s
Declinazione: -21°53'12"

Moon

Excellent
Magnitudine apparente: -12.7
Costellazione: Sagittarius
Angular diameter: 11642.3"
Status: Moon illumination 95.2%

Observation tip: Moon illumination 95.2%; good for observing lunar surface detail

Ascensione retta: 17h48m27s
Declinazione: -20°25'44"