October 1917 Eventi celesti

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

Panoramica degli eventi celesti mensili

20 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

October 1917 mid-month observing conditions

Mercury

Excellent
Magnitudine apparente: -1.1
Costellazione: Libra
Angular diameter: 5.5"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascensione retta: 12h31m03s
Declinazione: -01°13'34"

Venus

Excellent
Magnitudine apparente: -4.1
Costellazione: Sagittarius
Angular diameter: 16.5"
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: 16h04m18s
Declinazione: -22°50'08"

Mars

Excellent
Magnitudine apparente: 1.3
Costellazione: Leo
Angular diameter: 5.1"
Status: near eastern quadrature

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

Ascensione retta: 09h29m53s
Declinazione: +16°15'12"

Jupiter

Excellent
Magnitudine apparente: -2.7
Costellazione: Gemini
Angular diameter: 45.5"
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: 04h39m00s
Declinazione: +21°13'06"

Saturn

Excellent
Magnitudine apparente: 0.4
Costellazione: Leo
Angular diameter: 17.6"
Status: near eastern quadrature

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

Ascensione retta: 09h02m19s
Declinazione: +17°30'02"

Uranus

Fair
Magnitudine apparente: 5.8
Costellazione: Aquarius
Angular diameter: 3.6"
Status: near western quadrature

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

Ascensione retta: 21h30m11s
Declinazione: -15°33'22"

Neptune

Fair
Magnitudine apparente: 7.9
Costellazione: Leo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Ascensione retta: 08h37m04s
Declinazione: +18°22'46"

Moon

Excellent
Magnitudine apparente: -12.7
Costellazione: Libra
Angular diameter: 11574.9"
Status: Moon illumination 1.4%

Observation tip: Moon illumination 1.4%; good for observing lunar surface detail

Ascensione retta: 12h23m34s
Declinazione: -07°59'43"