December 2091 Hemelgebeurtenissen

Waarnemer locatie:Beijing (39.904°, 116.407°)

Maandelijks overzicht hemelgebeurtenissen

24 hemelgebeurtenissen totaal, inclusief 4 maanfasen en 2 planetaire gebeurtenissen.

Dagelijkse hemelgebeurtenissen

Alle tijden zijn in lokale tijd (Asia/Shanghai)

Group Datum Zonsopgang/Zonsondergang Maansopgang/Maansondergang Maanfase Hemelgebeurtenissen

Planetary outlook

December 2091 mid-month observing conditions

Mercury

Excellent
Schijnbare helderheid: -0.6
Sterrenbeeld: Sagittarius
Angular diameter: 5.5"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rechte klimming: 16h15m20s
Declinatie: -20°01'29"

Venus

Excellent
Schijnbare helderheid: -4.0
Sterrenbeeld: Aquarius
Angular diameter: 13.4"
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: 20h05m49s
Declinatie: -22°18'20"

Mars

Excellent
Schijnbare helderheid: 1.2
Sterrenbeeld: Capricornus
Angular diameter: 4.3"
Status: near western quadrature

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

Rechte klimming: 19h36m55s
Declinatie: -22°44'59"

Jupiter

Excellent
Schijnbare helderheid: -2.0
Sterrenbeeld: Capricornus
Angular diameter: 33.2"
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: 19h48m19s
Declinatie: -21°28'28"

Saturn

Excellent
Schijnbare helderheid: -0.4
Sterrenbeeld: Cancer
Angular diameter: 20.6"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rechte klimming: 06h30m48s
Declinatie: +22°20'11"

Uranus

Fair
Schijnbare helderheid: 5.9
Sterrenbeeld: Pisces
Angular diameter: 3.5"
Status: near western quadrature

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

Rechte klimming: 23h10m04s
Declinatie: -06°10'57"

Neptune

Fair
Schijnbare helderheid: 7.8
Sterrenbeeld: Virgo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rechte klimming: 10h07m54s
Declinatie: +12°00'21"

Moon

Excellent
Schijnbare helderheid: -12.7
Sterrenbeeld: Aquarius
Angular diameter: 12158.9"
Status: Moon illumination 23.8%

Observation tip: Moon illumination 23.8%; good for observing lunar surface detail

Rechte klimming: 21h34m57s
Declinatie: -14°00'35"