December 2090 Hemelgebeurtenissen

Waarnemer locatie:Beijing (39.904°, 116.407°)

Maandelijks overzicht hemelgebeurtenissen

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

Dagelijkse hemelgebeurtenissen

Alle tijden zijn in lokale tijd (Asia/Shanghai)

Group Datum Zonsopgang/Zonsondergang Maansopgang/Maansondergang Maanfase Hemelgebeurtenissen

Planetary outlook

December 2090 mid-month observing conditions

Mercury

Excellent
Schijnbare helderheid: -0.0
Sterrenbeeld: Sagittarius
Angular diameter: 7.8"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rechte klimming: 16h09m27s
Declinatie: -18°12'04"

Venus

Excellent
Schijnbare helderheid: -4.5
Sterrenbeeld: Scorpius
Angular diameter: 24.7"
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

Rechte klimming: 14h21m00s
Declinatie: -11°08'36"

Mars

Excellent
Schijnbare helderheid: 0.6
Sterrenbeeld: Virgo
Angular diameter: 7.7"
Status: near eastern quadrature

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

Rechte klimming: 11h16m03s
Declinatie: +07°24'18"

Jupiter

Excellent
Schijnbare helderheid: -1.8
Sterrenbeeld: Sagittarius
Angular diameter: 31.6"
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: 17h57m08s
Declinatie: -23°12'53"

Saturn

Excellent
Schijnbare helderheid: -0.5
Sterrenbeeld: Gemini
Angular diameter: 20.7"
Status: near western quadrature

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

Rechte klimming: 05h24m41s
Declinatie: +21°40'34"

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: 22h55m36s
Declinatie: -07°40'46"

Neptune

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

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

Rechte klimming: 09h59m17s
Declinatie: +12°42'53"

Moon

Excellent
Schijnbare helderheid: -12.7
Sterrenbeeld: Libra
Angular diameter: 12579.7"
Status: Moon illumination 40.9%

Observation tip: Moon illumination 40.9%; good for observing lunar surface detail

Rechte klimming: 12h17m41s
Declinatie: -00°10'17"