December 1902 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

21 合計天文イベント、含む 4 月相と 3 惑星イベント。

毎日の天文現象

すべての時刻は現地時間 (Asia/Shanghai)

Group 日付 日の出/日の入り 月の出/月の入り 月相 天文現象

Planetary outlook

December 1902 mid-month observing conditions

Mercury

Excellent
見かけの等級: -1.3
星座: 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

赤経: 17h31m15s
赤緯: -24°42'45"

Venus

Excellent
見かけの等級: -3.9
星座: 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

赤経: 17h42m14s
赤緯: -23°46'12"

Mars

Excellent
見かけの等級: 0.9
星座: 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

赤経: 11h54m44s
赤緯: +02°53'54"

Jupiter

Excellent
見かけの等級: -2.1
星座: 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

赤経: 21h10m33s
赤緯: -17°09'32"

Saturn

Excellent
見かけの等級: 0.7
星座: 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

赤経: 19h51m45s
赤緯: -21°13'14"

Uranus

Fair
見かけの等級: 5.8
星座: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

赤経: 17h23m01s
赤緯: -23°16'43"

Neptune

Fair
見かけの等級: 7.8
星座: Cancer
Angular diameter: 2.4"
Status: near eastern quadrature

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

赤経: 06h11m13s
赤緯: +22°16'47"

Moon

Excellent
見かけの等級: -12.7
星座: Gemini
Angular diameter: 13029.2"
Status: Moon illumination 99.8%

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

赤経: 05h17m07s
赤緯: +18°50'57"