December 1902 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

21 himlahändelser totalt, inklusive 4 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 1902 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -1.3
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: 17h31m15s
Deklination: -24°42'45"

Venus

Excellent
Skenbar magnitud: -3.9
Stjärnbild: Sagittarius
Angular diameter: 9.8"
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: 17h42m14s
Deklination: -23°46'12"

Mars

Excellent
Skenbar magnitud: 0.9
Stjärnbild: Virgo
Angular diameter: 6.5"
Status: near eastern quadrature

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

Rektascension: 11h54m44s
Deklination: +02°53'54"

Jupiter

Excellent
Skenbar magnitud: -2.1
Stjärnbild: Aquarius
Angular diameter: 35.4"
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: 21h10m33s
Deklination: -17°09'32"

Saturn

Excellent
Skenbar magnitud: 0.7
Stjärnbild: Capricornus
Angular diameter: 15.4"
Status: near western quadrature

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

Rektascension: 19h51m45s
Deklination: -21°13'14"

Uranus

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

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

Rektascension: 17h23m01s
Deklination: -23°16'43"

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: 06h11m13s
Deklination: +22°16'47"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Gemini
Angular diameter: 13029.2"
Status: Moon illumination 99.8%

Observation tip: Moon illumination 99.8%; good for observing lunar surface detail

Rektascension: 05h17m07s
Deklination: +18°50'57"