March 1990 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

24 合計天文イベント、含む 4 月相と 2 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

March 1990 mid-month observing conditions

Mercury

Excellent
見かけの等級: -1.5
星座: Pisces
Angular diameter: 4.9"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤経: 23h27m04s
赤緯: -05°31'23"

Venus

Excellent
見かけの等級: -4.7
星座: Aquarius
Angular diameter: 29.7"
Status: near greatest eastern 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: 20h41m00s
赤緯: -14°55'01"

Mars

Excellent
見かけの等級: 1.1
星座: Aquarius
Angular diameter: 5.1"
Status: near eastern quadrature

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

赤経: 20h19m54s
赤緯: -20°32'05"

Jupiter

Excellent
見かけの等級: -2.3
星座: Cancer
Angular diameter: 39.8"
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: 06h05m53s
赤緯: +23°28'54"

Saturn

Excellent
見かけの等級: 0.6
星座: Capricornus
Angular diameter: 15.9"
Status: near eastern quadrature

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

赤経: 19h40m24s
赤緯: -21°13'01"

Uranus

Fair
見かけの等級: 5.7
星座: Capricornus
Angular diameter: 3.6"
Status: near eastern quadrature

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

赤経: 18h40m09s
赤緯: -23°24'45"

Neptune

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

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

赤経: 19h01m38s
赤緯: -21°49'38"

Moon

Excellent
見かけの等級: -12.7
星座: Libra
Angular diameter: 11507.9"
Status: Moon illumination 88.4%

Observation tip: Moon illumination 88.4%; good for observing lunar surface detail

赤経: 13h58m59s
赤緯: -17°31'16"