December 1929 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

29 himlahändelser totalt, inklusive 5 månfaser och 3 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

December 1929 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -0.8
Stjärnbild: Capricornus
Angular diameter: 4.9"
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

Rektascension: 18h09m39s
Deklination: -25°29'37"

Venus

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

Rektascension: 16h32m28s
Deklination: -21°18'48"

Mars

Excellent
Skenbar magnitud: 1.3
Stjärnbild: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

Rektascension: 17h13m00s
Deklination: -23°32'07"

Jupiter

Excellent
Skenbar magnitud: -2.8
Stjärnbild: Gemini
Angular diameter: 48.1"
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

Rektascension: 04h33m14s
Deklination: +21°11'56"

Saturn

Excellent
Skenbar magnitud: 0.5
Stjärnbild: 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

Rektascension: 18h07m23s
Deklination: -22°38'42"

Uranus

Fair
Skenbar magnitud: 5.9
Stjärnbild: Aries
Angular diameter: 3.6"
Status: near western quadrature

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

Rektascension: 00h28m29s
Deklination: +02°18'56"

Neptune

Fair
Skenbar magnitud: 7.9
Stjärnbild: Virgo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascension: 10h22m52s
Deklination: +10°47'56"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Taurus
Angular diameter: 12776.5"
Status: Moon illumination 96.8%

Observation tip: Moon illumination 96.8%; good for observing lunar surface detail

Rektascension: 03h57m49s
Deklination: +22°19'18"