December 1988 Hemelgebeurtenissen

Waarnemer locatie:Beijing (39.904°, 116.407°)

Maandelijks overzicht hemelgebeurtenissen

25 hemelgebeurtenissen totaal, inclusief 5 maanfasen en 4 planetaire gebeurtenissen.

Dagelijkse hemelgebeurtenissen

Alle tijden zijn in lokale tijd (Asia/Shanghai)

Group Datum Zonsopgang/Zonsondergang Maansopgang/Maansondergang Maanfase Hemelgebeurtenissen

Planetary outlook

December 1988 mid-month observing conditions

Mercury

Excellent
Schijnbare helderheid: -0.9
Sterrenbeeld: Capricornus
Angular diameter: 4.8"
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

Rechte klimming: 18h03m31s
Declinatie: -25°22'21"

Venus

Excellent
Schijnbare helderheid: -3.9
Sterrenbeeld: Scorpius
Angular diameter: 11.5"
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

Rechte klimming: 15h38m29s
Declinatie: -18°00'07"

Mars

Excellent
Schijnbare helderheid: -0.5
Sterrenbeeld: Aries
Angular diameter: 11.3"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rechte klimming: 00h44m19s
Declinatie: +04°52'24"

Jupiter

Excellent
Schijnbare helderheid: -2.8
Sterrenbeeld: Taurus
Angular diameter: 47.9"
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: 03h44m54s
Declinatie: +18°49'48"

Saturn

Excellent
Schijnbare helderheid: 0.5
Sterrenbeeld: 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

Rechte klimming: 18h15m33s
Declinatie: -22°39'25"

Uranus

Fair
Schijnbare helderheid: 5.8
Sterrenbeeld: Capricornus
Angular diameter: 3.5"
Status: near western quadrature

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

Rechte klimming: 18h03m11s
Declinatie: -23°39'27"

Neptune

Fair
Schijnbare helderheid: 7.9
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: 18h40m08s
Declinatie: -22°12'47"

Moon

Excellent
Schijnbare helderheid: -12.7
Sterrenbeeld: Pisces
Angular diameter: 12550.7"
Status: Moon illumination 36.2%

Observation tip: Moon illumination 36.2%; good for observing lunar surface detail

Rechte klimming: 22h35m21s
Declinatie: -08°58'28"