January 2003 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

25 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

January 2003 mid-month observing conditions

Mercury

Good
見かけの等級: 3.2
星座: Capricornus
Angular diameter: 10.0"
Status: near greatest eastern elongation

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

赤経: 19h12m26s
赤緯: -18°59'54"

Venus

Excellent
見かけの等級: -4.5
星座: Sagittarius
Angular diameter: 23.7"
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

赤経: 16h25m33s
赤緯: -18°10'36"

Mars

Excellent
見かけの等級: 1.4
星座: Scorpius
Angular diameter: 4.8"
Status: near eastern quadrature

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

赤経: 15h45m57s
赤緯: -19°17'55"

Jupiter

Excellent
見かけの等級: -2.6
星座: Leo
Angular diameter: 45.0"
Status: near eastern 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: 09h12m40s
赤緯: +16°58'59"

Saturn

Excellent
見かけの等級: -0.3
星座: Gemini
Angular diameter: 20.3"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

赤経: 05h31m42s
赤緯: +22°01'52"

Uranus

Fair
見かけの等級: 6.0
星座: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

赤経: 21h57m34s
赤緯: -13°12'30"

Neptune

Fair
見かけの等級: 7.9
星座: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

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

赤経: 20h49m59s
赤緯: -17°41'19"

Moon

Excellent
見かけの等級: -12.7
星座: Gemini
Angular diameter: 11771.8"
Status: Moon illumination 87.7%

Observation tip: Moon illumination 87.7%; good for observing lunar surface detail

赤経: 04h46m58s
赤緯: +22°51'47"