December 1948 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

26 himlahändelser totalt, inklusive 4 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 1948 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -1.2
Stjärnbild: Sagittarius
Angular diameter: 4.6"
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: 17h34m14s
Deklination: -24°44'09"

Venus

Excellent
Skenbar magnitud: -4.0
Stjärnbild: Scorpius
Angular diameter: 12.0"
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: 15h25m44s
Deklination: -17°04'58"

Mars

Excellent
Skenbar magnitud: 1.2
Stjärnbild: Capricornus
Angular diameter: 4.1"
Status: near western quadrature

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

Rektascension: 19h00m37s
Deklination: -23°47'16"

Jupiter

Excellent
Skenbar magnitud: -1.9
Stjärnbild: Capricornus
Angular diameter: 32.0"
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: 18h28m07s
Deklination: -23°16'18"

Saturn

Excellent
Skenbar magnitud: 0.6
Stjärnbild: Virgo
Angular diameter: 18.6"
Status: near eastern quadrature

Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektascension: 10h34m13s
Deklination: +10°41'17"

Uranus

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

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

Rektascension: 05h54m39s
Deklination: +23°38'56"

Neptune

Fair
Skenbar magnitud: 7.9
Stjärnbild: Libra
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascension: 12h57m11s
Deklination: -04°26'11"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Gemini
Angular diameter: 12146.8"
Status: Moon illumination 97.7%

Observation tip: Moon illumination 97.7%; good for observing lunar surface detail

Rektascension: 04h12m54s
Deklination: +23°54'14"