May 2099 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

27 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 2099 mid-month observing conditions

Mercury

Excellent
見かけの等級: -1.3
星座: Gemini
Angular diameter: 5.5"
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: 04h17m58s
赤緯: +22°56'44"

Venus

Excellent
見かけの等級: -3.8
星座: Taurus
Angular diameter: 10.4"
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: 02h16m37s
赤緯: +12°10'12"

Mars

Excellent
見かけの等級: 0.2
星座: Pisces
Angular diameter: 8.1"
Status: near eastern quadrature

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

赤経: 22h21m01s
赤緯: -12°20'45"

Jupiter

Excellent
見かけの等級: -2.2
星座: Virgo
Angular diameter: 39.3"
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: 11h00m33s
赤緯: +07°47'20"

Saturn

Excellent
見かけの等級: 0.6
星座: Libra
Angular diameter: 18.7"
Status: near western quadrature

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

赤経: 12h33m32s
赤緯: -00°45'39"

Uranus

Fair
見かけの等級: 6.0
星座: Aries
Angular diameter: 3.4"
Status: near eastern quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

赤経: 01h13m39s
赤緯: +07°07'34"

Neptune

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

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

赤経: 10h56m23s
赤緯: +07°46'20"

Moon

Excellent
見かけの等級: -12.7
星座: Pisces
Angular diameter: 11515.0"
Status: Moon illumination 24.5%

Observation tip: Moon illumination 24.5%; good for observing lunar surface detail

赤経: 23h44m05s
赤緯: -02°37'23"