December 1978 天文現象

観測地点:Beijing (39.904°, 116.407°)

月間天文現象概要

24 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

December 1978 mid-month observing conditions

Mercury

Excellent
見かけの等級: 0.4
星座: Sagittarius
Angular diameter: 8.5"
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: 16h16m01s
赤緯: -18°23'30"

Venus

Excellent
見かけの等級: -4.9
星座: Scorpius
Angular diameter: 39.7"
Status: near greatest eastern 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: 14h42m26s
赤緯: -12°51'16"

Mars

Excellent
見かけの等級: 1.2
星座: Capricornus
Angular diameter: 3.9"
Status: near western quadrature

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

赤経: 18h07m31s
赤緯: -24°15'29"

Jupiter

Excellent
見かけの等級: -2.5
星座: Leo
Angular diameter: 43.5"
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: 08h44m06s
赤緯: +18°39'44"

Saturn

Excellent
見かけの等級: 0.7
星座: Virgo
Angular diameter: 18.3"
Status: near eastern quadrature

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

赤経: 11h03m14s
赤緯: +07°59'35"

Uranus

Fair
見かけの等級: 5.6
星座: Scorpius
Angular diameter: 3.6"
Status: near eastern quadrature

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

赤経: 15h05m56s
赤緯: -17°06'23"

Neptune

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

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

赤経: 17h09m13s
赤緯: -21°32'28"

Moon

Excellent
見かけの等級: -12.7
星座: Gemini
Angular diameter: 11625.1"
Status: Moon illumination 99.6%

Observation tip: Moon illumination 99.6%; good for observing lunar surface detail

赤経: 05h51m47s
赤緯: +18°27'36"