January 1985 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

25 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

January 1985 mid-month observing conditions

Mercury

Excellent
見かけの等級: -0.3
星座: Capricornus
Angular diameter: 5.6"
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: 18h18m47s
赤緯: -23°11'28"

Venus

Excellent
見かけの等級: -4.4
星座: Pisces
Angular diameter: 22.5"
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: 22h53m15s
赤緯: -07°44'13"

Mars

Excellent
見かけの等級: 1.0
星座: Pisces
Angular diameter: 5.2"
Status: near western quadrature

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

赤経: 23h08m56s
赤緯: -06°16'42"

Jupiter

Excellent
見かけの等級: -1.9
星座: Capricornus
Angular diameter: 32.1"
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: 19h46m49s
赤緯: -21°27'06"

Saturn

Excellent
見かけの等級: 0.6
星座: Scorpius
Angular diameter: 16.0"
Status: near eastern quadrature

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

赤経: 15h36m36s
赤緯: -17°12'11"

Uranus

Fair
見かけの等級: 5.7
星座: Sagittarius
Angular diameter: 3.6"
Status: near eastern quadrature

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

赤経: 16h59m43s
赤緯: -22°43'24"

Neptune

Fair
見かけの等級: 8.0
星座: Capricornus
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤経: 18h08m38s
赤緯: -22°18'51"

Moon

Excellent
見かけの等級: -12.7
星座: Scorpius
Angular diameter: 12518.2"
Status: Moon illumination 38.6%

Observation tip: Moon illumination 38.6%; good for observing lunar surface detail

赤経: 14h24m59s
赤緯: -12°44'58"