December 1902 Astronomické jevy

Poloha pozorovatele:Beijing (39.904°, 116.407°)

Přehled měsíčních nebeských úkazů

21 celkem nebeských úkazů, včetně 4 fáze Měsíce a 3 planetární jevy.

Denní nebeské úkazy

Všechny časy jsou v místním čase (Asia/Shanghai)

Group Datum Východ/západ Slunce Východ/západ Měsíce Fáze Měsíce Astronomické jevy

Planetary outlook

December 1902 mid-month observing conditions

Mercury

Excellent
Zdánlivá magnituda: -1.3
Souhvězdí: 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

Rektascenze: 17h31m15s
Deklinace: -24°42'45"

Venus

Excellent
Zdánlivá magnituda: -3.9
Souhvězdí: 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

Rektascenze: 17h42m14s
Deklinace: -23°46'12"

Mars

Excellent
Zdánlivá magnituda: 0.9
Souhvězdí: 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

Rektascenze: 11h54m44s
Deklinace: +02°53'54"

Jupiter

Excellent
Zdánlivá magnituda: -2.1
Souhvězdí: 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

Rektascenze: 21h10m33s
Deklinace: -17°09'32"

Saturn

Excellent
Zdánlivá magnituda: 0.7
Souhvězdí: 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

Rektascenze: 19h51m45s
Deklinace: -21°13'14"

Uranus

Fair
Zdánlivá magnituda: 5.8
Souhvězdí: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rektascenze: 17h23m01s
Deklinace: -23°16'43"

Neptune

Fair
Zdánlivá magnituda: 7.8
Souhvězdí: Cancer
Angular diameter: 2.4"
Status: near eastern quadrature

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

Rektascenze: 06h11m13s
Deklinace: +22°16'47"

Moon

Excellent
Zdánlivá magnituda: -12.7
Souhvězdí: Gemini
Angular diameter: 13029.2"
Status: Moon illumination 99.8%

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

Rektascenze: 05h17m07s
Deklinace: +18°50'57"