May 1903 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

21 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

May 1903 mid-month observing conditions

Mercury

Excellent
見かけの等級: 0.9
星座: Gemini
Angular diameter: 9.0"
Status: near superior conjunction

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

赤経: 04h47m51s
赤緯: +24°36'18"

Venus

Excellent
見かけの等級: -4.0
星座: Cancer
Angular diameter: 14.7"
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: 06h06m46s
赤緯: +25°32'03"

Mars

Excellent
見かけの等級: -0.5
星座: Virgo
Angular diameter: 11.9"
Status: near western quadrature

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

赤経: 11h53m15s
赤緯: +02°06'49"

Jupiter

Excellent
見かけの等級: -2.2
星座: Pisces
Angular diameter: 37.0"
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: 23h17m26s
赤緯: -05°42'26"

Saturn

Excellent
見かけの等級: 0.6
星座: Aquarius
Angular diameter: 17.1"
Status: near eastern quadrature

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

赤経: 20h47m28s
赤緯: -18°23'56"

Uranus

Fair
見かけの等級: 5.6
星座: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

赤経: 17h37m35s
赤緯: -23°29'08"

Neptune

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

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

赤経: 06h08m24s
赤緯: +22°22'40"

Moon

Excellent
見かけの等級: -12.7
星座: Capricornus
Angular diameter: 11549.5"
Status: Moon illumination 88.7%

Observation tip: Moon illumination 88.7%; good for observing lunar surface detail

赤経: 18h08m57s
赤緯: -18°24'03"