May 2009 Eventi celesti

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

Panoramica degli eventi celesti mensili

20 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

May 2009 mid-month observing conditions

Mercury

Fair
Magnitudine apparente: 5.3
Costellazione: Taurus
Angular diameter: 11.9"
Status: near superior conjunction

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Ascensione retta: 03h49m09s
Declinazione: +20°06'25"

Venus

Excellent
Magnitudine apparente: -4.7
Costellazione: Aries
Angular diameter: 31.6"
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: 00h40m16s
Declinazione: +03°39'46"

Mars

Excellent
Magnitudine apparente: 1.2
Costellazione: Aries
Angular diameter: 4.6"
Status: near eastern quadrature

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

Ascensione retta: 01h05m12s
Declinazione: +05°47'13"

Jupiter

Excellent
Magnitudine apparente: -2.3
Costellazione: Aquarius
Angular diameter: 39.5"
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: 21h52m03s
Declinazione: -13°42'32"

Saturn

Excellent
Magnitudine apparente: 0.8
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: 11h07m50s
Declinazione: +07°57'03"

Uranus

Fair
Magnitudine apparente: 6.0
Costellazione: Pisces
Angular diameter: 3.4"
Status: near eastern quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Ascensione retta: 23h45m33s
Declinazione: -02°22'26"

Neptune

Fair
Magnitudine apparente: 7.8
Costellazione: Aquarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Ascensione retta: 21h55m09s
Declinazione: -13°04'18"

Moon

Excellent
Magnitudine apparente: -12.7
Costellazione: Aquarius
Angular diameter: 11503.3"
Status: Moon illumination 71.5%

Observation tip: Moon illumination 71.5%; good for observing lunar surface detail

Ascensione retta: 20h04m51s
Declinazione: -20°39'56"