February 1989 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

18 合計天文イベント、含む 3 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

February 1989 mid-month observing conditions

Mercury

Excellent
見かけの等級: 0.2
星座: Aquarius
Angular diameter: 7.4"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤経: 20h08m46s
赤緯: -19°17'11"

Venus

Excellent
見かけの等級: -3.9
星座: Aquarius
Angular diameter: 10.0"
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: 21h07m31s
赤緯: -17°31'37"

Mars

Excellent
見かけの等級: 0.8
星座: Taurus
Angular diameter: 6.7"
Status: near western quadrature

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

赤経: 02h50m08s
赤緯: +17°33'07"

Jupiter

Excellent
見かけの等級: -2.3
星座: Taurus
Angular diameter: 40.0"
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: 03h40m19s
赤緯: +18°50'54"

Saturn

Excellent
見かけの等級: 0.6
星座: Capricornus
Angular diameter: 15.5"
Status: near eastern quadrature

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

赤経: 18h45m29s
赤緯: -22°20'35"

Uranus

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

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

赤経: 18h18m05s
赤緯: -23°36'27"

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: 18h49m38s
赤緯: -22°02'40"

Moon

Excellent
見かけの等級: -12.7
星座: Gemini
Angular diameter: 12078.1"
Status: Moon illumination 71.3%

Observation tip: Moon illumination 71.3%; good for observing lunar surface detail

赤経: 05h21m30s
赤緯: +28°13'36"