December 1904 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

22 himlahändelser totalt, inklusive 4 månfaser och 4 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

December 1904 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -0.5
Stjärnbild: Capricornus
Angular diameter: 6.8"
Status: near superior conjunction

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

Rektascension: 18h57m22s
Deklination: -24°34'13"

Venus

Excellent
Skenbar magnitud: -4.1
Stjärnbild: Aquarius
Angular diameter: 14.7"
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: 20h18m51s
Deklination: -21°46'41"

Mars

Excellent
Skenbar magnitud: 1.3
Stjärnbild: Libra
Angular diameter: 5.3"
Status: near eastern quadrature

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

Rektascension: 12h54m36s
Deklination: -04°04'34"

Jupiter

Excellent
Skenbar magnitud: -2.6
Stjärnbild: Aries
Angular diameter: 44.5"
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: 01h16m50s
Deklination: +06°38'37"

Saturn

Excellent
Skenbar magnitud: 0.8
Stjärnbild: Aquarius
Angular diameter: 16.0"
Status: near western quadrature

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

Rektascension: 21h19m00s
Deklination: -16°50'50"

Uranus

Fair
Skenbar magnitud: 5.8
Stjärnbild: Sagittarius
Angular diameter: 3.5"
Status: near western quadrature

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

Rektascension: 17h58m32s
Deklination: -23°39'25"

Neptune

Fair
Skenbar magnitud: 7.8
Stjärnbild: Cancer
Angular diameter: 2.4"
Status: near eastern quadrature

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

Rektascension: 06h30m59s
Deklination: +22°13'38"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Pisces
Angular diameter: 11508.4"
Status: Moon illumination 50.9%

Observation tip: Moon illumination 50.9%; good for observing lunar surface detail

Rektascension: 23h37m26s
Deklination: -03°26'28"