December 2001 Ĉielaj Eventoj

Loko de observanto:Beijing (39.904°, 116.407°)

Superrigardo de Planedoj

27 ĉielaj eventoj entute, inkluzive de 4 lunfazoj kaj 2 planedaj eventoj.

Ĉielaj Eventoj

Ĉiuj tempoj estas en loka tempo (Asia/Shanghai)

Group Dato Sunleviĝo/Sunsubiro Lunleviĝo/Lunsubiro Luna fazo Ĉielaj Eventoj

Planetary outlook

December 2001 mid-month observing conditions

Mercury

Excellent
Ŝajna magnitudo: -0.9
Konstelacio: 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

Rekta supreniro: 17h54m12s
Deklinacio: -25°13'01"

Venus

Excellent
Ŝajna magnitudo: -3.9
Konstelacio: 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

Rekta supreniro: 16h58m18s
Deklinacio: -22°24'20"

Mars

Excellent
Ŝajna magnitudo: 0.5
Konstelacio: 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

Rekta supreniro: 22h26m48s
Deklinacio: -10°51'50"

Jupiter

Excellent
Ŝajna magnitudo: -2.7
Konstelacio: 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

Rekta supreniro: 06h55m59s
Deklinacio: +22°46'39"

Saturn

Excellent
Ŝajna magnitudo: -0.4
Konstelacio: 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

Rekta supreniro: 04h36m56s
Deklinacio: +20°11'44"

Uranus

Fair
Ŝajna magnitudo: 5.9
Konstelacio: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

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

Rekta supreniro: 21h37m26s
Deklinacio: -14°55'35"

Neptune

Fair
Ŝajna magnitudo: 7.8
Konstelacio: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

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

Rekta supreniro: 20h37m03s
Deklinacio: -18°26'34"

Moon

Excellent
Ŝajna magnitudo: -12.7
Konstelacio: Sagittarius
Angular diameter: 12057.6"
Status: Moon illumination 0.0%

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

Rekta supreniro: 17h36m52s
Deklinacio: -23°06'19"