December 2030 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

21 himlahändelser totalt, inklusive 5 månfaser och 2 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

December 2030 mid-month observing conditions

Mercury

Fair
Skenbar magnitud: 5.6
Stjärnbild: Sagittarius
Angular diameter: 9.9"
Status: near superior conjunction

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

Rektascension: 17h38m17s
Deklination: -21°44'36"

Venus

Excellent
Skenbar magnitud: -3.9
Stjärnbild: Capricornus
Angular diameter: 10.1"
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

Rektascension: 18h29m36s
Deklination: -24°11'47"

Mars

Excellent
Skenbar magnitud: 1.3
Stjärnbild: Libra
Angular diameter: 5.4"
Status: near eastern quadrature

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

Rektascension: 12h51m53s
Deklination: -03°44'26"

Jupiter

Excellent
Skenbar magnitud: -1.8
Stjärnbild: Sagittarius
Angular diameter: 31.3"
Status: near eastern quadrature

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

Rektascension: 16h40m50s
Deklination: -21°36'38"

Saturn

Excellent
Skenbar magnitud: -0.3
Stjärnbild: Gemini
Angular diameter: 20.4"
Status: near western quadrature

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

Rektascension: 04h09m54s
Deklination: +18°56'00"

Uranus

Fair
Skenbar magnitud: 5.5
Stjärnbild: Gemini
Angular diameter: 3.9"
Status: near western quadrature

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

Rektascension: 05h19m47s
Deklination: +23°12'28"

Neptune

Fair
Skenbar magnitud: 7.7
Stjärnbild: Aries
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascension: 00h41m21s
Deklination: +02°45'47"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Leo
Angular diameter: 11664.4"
Status: Moon illumination 78.5%

Observation tip: Moon illumination 78.5%; good for observing lunar surface detail

Rektascension: 09h16m21s
Deklination: +10°37'06"