May 2023 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

26 合計天文イベント、含む 4 月相と 3 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 2023 mid-month observing conditions

Mercury

Good
見かけの等級: 2.1
星座: Taurus
Angular diameter: 10.9"
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: 02h17m42s
赤緯: +10°59'37"

Venus

Excellent
見かけの等級: -4.2
星座: Cancer
Angular diameter: 19.1"
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: 06h35m43s
赤緯: +25°56'56"

Mars

Excellent
見かけの等級: 1.5
星座: Cancer
Angular diameter: 5.0"
Status: near western quadrature

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

赤経: 07h56m40s
赤緯: +22°23'45"

Jupiter

Excellent
見かけの等級: -2.1
星座: Aries
Angular diameter: 33.7"
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: 01h51m40s
赤緯: +10°19'56"

Saturn

Excellent
見かけの等級: 0.9
星座: Pisces
Angular diameter: 16.7"
Status: near eastern quadrature

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

赤経: 22h34m24s
赤緯: -10°33'33"

Uranus

Fair
見かけの等級: 5.9
星座: Taurus
Angular diameter: 3.4"
Status: near eastern quadrature

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

赤経: 03h07m29s
赤緯: +17°13'59"

Neptune

Fair
見かけの等級: 7.8
星座: Pisces
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤経: 23h51m16s
赤緯: -02°14'48"

Moon

Excellent
見かけの等級: -12.7
星座: Pisces
Angular diameter: 12472.1"
Status: Moon illumination 24.0%

Observation tip: Moon illumination 24.0%; good for observing lunar surface detail

赤経: 23h48m20s
赤緯: -04°50'14"