July 2003 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

23 合計天文イベント、含む 4 月相と 1 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

July 2003 mid-month observing conditions

Mercury

Excellent
見かけの等級: -1.1
星座: Leo
Angular diameter: 5.2"
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: 08h22m51s
赤緯: +21°16'37"

Venus

Excellent
見かけの等級: -3.9
星座: Cancer
Angular diameter: 9.8"
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: 06h54m46s
赤緯: +23°09'02"

Mars

Excellent
見かけの等級: -1.8
星座: Pisces
Angular diameter: 19.2"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

赤経: 22h49m34s
赤緯: -13°03'19"

Jupiter

Excellent
見かけの等級: -1.8
星座: Leo
Angular diameter: 31.6"
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: 09h33m29s
赤緯: +15°20'44"

Saturn

Excellent
見かけの等級: 0.1
星座: Cancer
Angular diameter: 16.6"
Status: near eastern quadrature

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

赤経: 06h22m51s
赤緯: +22°33'29"

Uranus

Fair
見かけの等級: 5.8
星座: Pisces
Angular diameter: 3.7"
Status: near eastern quadrature

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

赤経: 22h18m11s
赤緯: -11°23'34"

Neptune

Fair
見かけの等級: 7.7
星座: Aquarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤経: 20h59m10s
赤緯: -17°05'47"

Moon

Excellent
見かけの等級: -12.7
星座: Aquarius
Angular diameter: 12397.0"
Status: Moon illumination 98.0%

Observation tip: Moon illumination 98.0%; good for observing lunar surface detail

赤経: 20h46m07s
赤緯: -22°56'31"