December 2040 Eventi celesti

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

Panoramica degli eventi celesti mensili

26 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 2040 mid-month observing conditions

Mercury

Excellent
Magnitudine apparente: -1.3
Costellazione: Sagittarius
Angular diameter: 4.6"
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: 17h33m16s
Declinazione: -24°36'52"

Venus

Excellent
Magnitudine apparente: -4.3
Costellazione: Aquarius
Angular diameter: 19.9"
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: 20h50m32s
Declinazione: -20°00'44"

Mars

Excellent
Magnitudine apparente: 1.2
Costellazione: Sagittarius
Angular diameter: 3.8"
Status: near western quadrature

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

Ascensione retta: 17h35m04s
Declinazione: -23°56'46"

Jupiter

Excellent
Magnitudine apparente: -1.8
Costellazione: Libra
Angular diameter: 33.3"
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: 13h39m27s
Declinazione: -09°03'11"

Saturn

Excellent
Magnitudine apparente: 0.8
Costellazione: Libra
Angular diameter: 16.5"
Status: near eastern quadrature

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

Ascensione retta: 13h26m31s
Declinazione: -06°32'16"

Uranus

Fair
Magnitudine apparente: 5.5
Costellazione: Leo
Angular diameter: 4.0"
Status: near eastern quadrature

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

Ascensione retta: 08h40m46s
Declinazione: +18°58'13"

Neptune

Fair
Magnitudine apparente: 7.7
Costellazione: Taurus
Angular diameter: 2.3"
Status: near western quadrature

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

Ascensione retta: 02h06m43s
Declinazione: +10°55'25"

Moon

Excellent
Magnitudine apparente: -12.7
Costellazione: Taurus
Angular diameter: 11975.1"
Status: Moon illumination 88.1%

Observation tip: Moon illumination 88.1%; good for observing lunar surface detail

Ascensione retta: 02h44m20s
Declinazione: +14°49'39"