December 1984 Gökyüzü Olayları

Observer Location:Beijing (39.904°, 116.407°)

Gezegenlere Genel Bakış

24 sky events total, including 4 moon phases and 3 planetary events.

Gökyüzü Olayları

All times are in local time (Asia/Shanghai)

Group Tarih Sunrise/Sunset Moonrise/Moonset Moon Phase Gökyüzü Olayları

Planetary outlook

December 1984 mid-month observing conditions

Mercury

Fair
Apparent magnitude: 5.9
Takımyıldız: Sagittarius
Angular diameter: 9.9"
Status: near greatest eastern elongation

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

Right ascension: 17h26m41s
Gerilim: -21°17'25"

Venus

Excellent
Apparent magnitude: -4.2
Takımyıldız: Aquarius
Angular diameter: 17.3"
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

Right ascension: 20h39m24s
Gerilim: -20°41'57"

Mars

Excellent
Apparent magnitude: 0.8
Takımyıldız: Aquarius
Angular diameter: 5.8"
Status: near western quadrature

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

Right ascension: 21h39m41s
Gerilim: -15°17'02"

Jupiter

Excellent
Apparent magnitude: -1.9
Takımyıldız: Capricornus
Angular diameter: 32.6"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

Right ascension: 19h16m20s
Gerilim: -22°30'44"

Saturn

Excellent
Apparent magnitude: 0.6
Takımyıldız: Scorpius
Angular diameter: 15.5"
Status: near eastern quadrature

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

Right ascension: 15h24m30s
Gerilim: -16°32'17"

Uranus

Fair
Apparent magnitude: 5.7
Takımyıldız: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

Right ascension: 16h52m07s
Gerilim: -22°31'29"

Neptune

Fair
Apparent magnitude: 8.0
Takımyıldız: Capricornus
Angular diameter: 2.2"
Status: near western quadrature

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

Right ascension: 18h03m38s
Gerilim: -22°19'29"

Moon

Excellent
Apparent magnitude: -12.7
Takımyıldız: Virgo
Angular diameter: 12504.4"
Status: Moon illumination 57.4%

Observation tip: Moon illumination 57.4%; good for observing lunar surface detail

Right ascension: 11h11m50s
Gerilim: +10°35'06"