February 1939 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

17 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

February 1939 mid-month observing conditions

Mercury

Excellent
見かけの等級: -1.3
星座: Aquarius
Angular diameter: 4.8"
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: 21h41m03s
赤緯: -16°04'47"

Venus

Excellent
見かけの等級: -4.3
星座: Capricornus
Angular diameter: 21.1"
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: 18h39m24s
赤緯: -20°29'30"

Mars

Excellent
見かけの等級: 1.0
星座: Sagittarius
Angular diameter: 6.2"
Status: near eastern quadrature

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

赤経: 16h33m56s
赤緯: -21°25'52"

Jupiter

Excellent
見かけの等級: -2.0
星座: Pisces
Angular diameter: 33.2"
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: 22h48m54s
赤緯: -08°36'10"

Saturn

Excellent
見かけの等級: 0.7
星座: Aries
Angular diameter: 16.6"
Status: near western quadrature

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

赤経: 00h57m00s
赤緯: +03°34'11"

Uranus

Fair
見かけの等級: 5.8
星座: Taurus
Angular diameter: 3.6"
Status: near western quadrature

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

赤経: 02h46m53s
赤緯: +15°44'11"

Neptune

Fair
見かけの等級: 7.8
星座: Virgo
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤経: 11h34m57s
赤緯: +04°00'23"

Moon

Excellent
見かけの等級: -12.7
星座: Capricornus
Angular diameter: 11497.1"
Status: Moon illumination 16.3%

Observation tip: Moon illumination 16.3%; good for observing lunar surface detail

赤経: 18h34m10s
赤緯: -19°02'14"