May 1921 Eventi celesti

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

Panoramica degli eventi celesti mensili

18 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

May 1921 mid-month observing conditions

Mercury

Excellent
Magnitudine apparente: -1.9
Costellazione: Taurus
Angular diameter: 5.2"
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: 03h46m41s
Declinazione: +20°46'22"

Venus

Excellent
Magnitudine apparente: -4.7
Costellazione: Aries
Angular diameter: 47.2"
Status: near greatest eastern 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: 01h26m55s
Declinazione: +10°12'53"

Mars

Excellent
Magnitudine apparente: 1.5
Costellazione: Gemini
Angular diameter: 3.7"
Status: near western quadrature

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

Ascensione retta: 04h17m03s
Declinazione: +21°50'12"

Jupiter

Excellent
Magnitudine apparente: -2.1
Costellazione: Virgo
Angular diameter: 38.9"
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: 10h44m35s
Declinazione: +09°23'49"

Saturn

Excellent
Magnitudine apparente: 0.9
Costellazione: Virgo
Angular diameter: 18.5"
Status: near western quadrature

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

Ascensione retta: 11h19m27s
Declinazione: +06°50'36"

Uranus

Fair
Magnitudine apparente: 5.9
Costellazione: Pisces
Angular diameter: 3.5"
Status: near eastern quadrature

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

Ascensione retta: 22h44m32s
Declinazione: -08°47'58"

Neptune

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

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

Ascensione retta: 08h54m19s
Declinazione: +17°30'29"

Moon

Excellent
Magnitudine apparente: -12.7
Costellazione: Leo
Angular diameter: 12531.0"
Status: Moon illumination 54.2%

Observation tip: Moon illumination 54.2%; good for observing lunar surface detail

Ascensione retta: 09h55m42s
Declinazione: +07°51'44"