December 2001 Eventi celesti

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

Panoramica degli eventi celesti mensili

27 eventi celesti in totale, inclusi 4 fasi lunari e 2 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

December 2001 mid-month observing conditions

Mercury

Excellent
Magnitudine apparente: -0.9
Costellazione: Sagittarius
Angular diameter: 4.7"
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: 17h54m12s
Declinazione: -25°13'01"

Venus

Excellent
Magnitudine apparente: -3.9
Costellazione: Sagittarius
Angular diameter: 9.9"
Status: near inferior conjunction

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: 16h58m18s
Declinazione: -22°24'20"

Mars

Excellent
Magnitudine apparente: 0.5
Costellazione: Pisces
Angular diameter: 6.8"
Status: near western quadrature

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

Ascensione retta: 22h26m48s
Declinazione: -10°51'50"

Jupiter

Excellent
Magnitudine apparente: -2.7
Costellazione: Cancer
Angular diameter: 46.6"
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: 06h55m59s
Declinazione: +22°46'39"

Saturn

Excellent
Magnitudine apparente: -0.4
Costellazione: Gemini
Angular diameter: 20.5"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Ascensione retta: 04h36m56s
Declinazione: +20°11'44"

Uranus

Fair
Magnitudine apparente: 5.9
Costellazione: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

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

Ascensione retta: 21h37m26s
Declinazione: -14°55'35"

Neptune

Fair
Magnitudine apparente: 7.8
Costellazione: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

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

Ascensione retta: 20h37m03s
Declinazione: -18°26'34"

Moon

Excellent
Magnitudine apparente: -12.7
Costellazione: Sagittarius
Angular diameter: 12057.6"
Status: Moon illumination 0.0%

Observation tip: Moon illumination 0.0%; good for observing lunar surface detail

Ascensione retta: 17h36m52s
Declinazione: -23°06'19"