December 2018 Ĉielaj Eventoj

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

Superrigardo de Planedoj

19 ĉielaj eventoj entute, inkluzive de 4 lunfazoj kaj 1 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 2018 mid-month observing conditions

Mercury

Excellent
Ŝajna magnitudo: -0.3
Konstelacio: Sagittarius
Angular diameter: 6.7"
Status: near greatest eastern 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: 16h00m44s
Deklinacio: -18°16'18"

Venus

Excellent
Ŝajna magnitudo: -4.8
Konstelacio: Scorpius
Angular diameter: 32.9"
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

Rekta supreniro: 14h27m23s
Deklinacio: -11°35'54"

Mars

Excellent
Ŝajna magnitudo: 0.2
Konstelacio: Pisces
Angular diameter: 8.4"
Status: near western quadrature

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

Rekta supreniro: 23h19m13s
Deklinacio: -05°10'43"

Jupiter

Excellent
Ŝajna magnitudo: -1.8
Konstelacio: Sagittarius
Angular diameter: 31.3"
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

Rekta supreniro: 16h25m48s
Deklinacio: -21°01'27"

Saturn

Excellent
Ŝajna magnitudo: 0.6
Konstelacio: Capricornus
Angular diameter: 15.1"
Status: near western quadrature

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

Rekta supreniro: 18h40m42s
Deklinacio: -22°35'58"

Uranus

Fair
Ŝajna magnitudo: 5.8
Konstelacio: Aries
Angular diameter: 3.7"
Status: near western quadrature

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

Rekta supreniro: 01h47m56s
Deklinacio: +10°32'48"

Neptune

Fair
Ŝajna magnitudo: 7.8
Konstelacio: Pisces
Angular diameter: 2.3"
Status: near western quadrature

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

Rekta supreniro: 23h01m50s
Deklinacio: -07°16'08"

Moon

Excellent
Ŝajna magnitudo: -12.7
Konstelacio: Pisces
Angular diameter: 11588.3"
Status: Moon illumination 45.4%

Observation tip: Moon illumination 45.4%; good for observing lunar surface detail

Rekta supreniro: 23h20m22s
Deklinacio: -08°38'05"