April 1983 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 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

April 1983 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.6
星座: Taurus
Angular diameter: 6.6"
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: 02h38m11s
赤緯: +17°38'59"

Venus

Excellent
見かけの等級: -4.0
星座: Taurus
Angular diameter: 14.2"
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: 03h57m32s
赤緯: +21°54'36"

Mars

Excellent
見かけの等級: 1.3
星座: Taurus
Angular diameter: 3.9"
Status: near western quadrature

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

赤経: 02h18m35s
赤緯: +13°46'00"

Jupiter

Excellent
見かけの等級: -2.4
星座: Sagittarius
Angular diameter: 42.7"
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: 16h35m49s
赤緯: -21°05'48"

Saturn

Excellent
見かけの等級: 0.3
星座: Scorpius
Angular diameter: 18.9"
Status: near eastern quadrature

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

赤経: 14h01m46s
赤緯: -09°28'07"

Uranus

Fair
見かけの等級: 5.5
星座: Sagittarius
Angular diameter: 3.9"
Status: near eastern quadrature

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

赤経: 16h27m56s
赤緯: -21°39'05"

Neptune

Fair
見かけの等級: 7.9
星座: Sagittarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤経: 17h56m27s
赤緯: -22°11'14"

Moon

Excellent
見かけの等級: -12.7
星座: Taurus
Angular diameter: 12249.7"
Status: Moon illumination 3.3%

Observation tip: Moon illumination 3.3%; good for observing lunar surface detail

赤経: 02h54m36s
赤緯: +13°07'59"