January 2023 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 2 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

January 2023 mid-month observing conditions

Mercury

Excellent
見かけの等級: 1.1
星座: Capricornus
Angular diameter: 9.3"
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: 18h38m33s
赤緯: -19°50'24"

Venus

Excellent
見かけの等級: -3.9
星座: Aquarius
Angular diameter: 10.7"
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: 21h11m22s
赤緯: -17°52'17"

Mars

Excellent
見かけの等級: -0.8
星座: Gemini
Angular diameter: 12.8"
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: 04h23m37s
赤緯: +24°27'39"

Jupiter

Excellent
見かけの等級: -2.3
星座: Aries
Angular diameter: 37.7"
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: 00h13m26s
赤緯: +00°06'43"

Saturn

Excellent
見かけの等級: 0.9
星座: Aquarius
Angular diameter: 15.6"
Status: near western quadrature

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

赤経: 21h46m32s
赤緯: -14°43'38"

Uranus

Fair
見かけの等級: 5.7
星座: Taurus
Angular diameter: 3.7"
Status: near western quadrature

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

赤経: 02h50m26s
赤緯: +15°59'25"

Neptune

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

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

赤経: 23h36m41s
赤緯: -03°48'19"

Moon

Excellent
見かけの等級: -12.7
星座: Libra
Angular diameter: 11990.9"
Status: Moon illumination 51.1%

Observation tip: Moon illumination 51.1%; good for observing lunar surface detail

赤経: 13h29m04s
赤緯: -07°46'28"