December 1984 Hemelgebeurtenissen

Waarnemer locatie:Beijing (39.904°, 116.407°)

Maandelijks overzicht hemelgebeurtenissen

24 hemelgebeurtenissen totaal, inclusief 4 maanfasen en 3 planetaire gebeurtenissen.

Dagelijkse hemelgebeurtenissen

Alle tijden zijn in lokale tijd (Asia/Shanghai)

Group Datum Zonsopgang/Zonsondergang Maansopgang/Maansondergang Maanfase Hemelgebeurtenissen

Planetary outlook

December 1984 mid-month observing conditions

Mercury

Fair
Schijnbare helderheid: 5.9
Sterrenbeeld: 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

Rechte klimming: 17h26m41s
Declinatie: -21°17'25"

Venus

Excellent
Schijnbare helderheid: -4.2
Sterrenbeeld: 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

Rechte klimming: 20h39m24s
Declinatie: -20°41'57"

Mars

Excellent
Schijnbare helderheid: 0.8
Sterrenbeeld: 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

Rechte klimming: 21h39m41s
Declinatie: -15°17'02"

Jupiter

Excellent
Schijnbare helderheid: -1.9
Sterrenbeeld: 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

Rechte klimming: 19h16m20s
Declinatie: -22°30'44"

Saturn

Excellent
Schijnbare helderheid: 0.6
Sterrenbeeld: 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

Rechte klimming: 15h24m30s
Declinatie: -16°32'17"

Uranus

Fair
Schijnbare helderheid: 5.7
Sterrenbeeld: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rechte klimming: 16h52m07s
Declinatie: -22°31'29"

Neptune

Fair
Schijnbare helderheid: 8.0
Sterrenbeeld: Capricornus
Angular diameter: 2.2"
Status: near western quadrature

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

Rechte klimming: 18h03m38s
Declinatie: -22°19'29"

Moon

Excellent
Schijnbare helderheid: -12.7
Sterrenbeeld: Virgo
Angular diameter: 12504.4"
Status: Moon illumination 57.4%

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

Rechte klimming: 11h11m50s
Declinatie: +10°35'06"