May 1984 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

26 天象事件總數,包括 5 月相與 3 行星事件。

每日天象事件

所有時間均為當地時間 (Asia/Shanghai)

Group 日期 日出/日落 月出/月落 月相 天象

Planetary outlook

May 1984 mid-month observing conditions

Mercury

Excellent
視星等: 0.7
星座: Aries
Angular diameter: 9.0"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤經: 01h54m54s
赤緯: +08°17'12"

Venus

Excellent
視星等: -3.9
星座: Taurus
Angular diameter: 9.8"
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

赤經: 02h54m14s
赤緯: +15°36'50"

Mars

Excellent
視星等: -2.0
星座: Scorpius
Angular diameter: 17.6"
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

赤經: 15h07m59s
赤緯: -17°54'34"

Jupiter

Excellent
視星等: -2.5
星座: Capricornus
Angular diameter: 43.7"
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

赤經: 18h54m42s
赤緯: -22°41'13"

Saturn

Excellent
視星等: 0.2
星座: Scorpius
Angular diameter: 18.7"
Status: near western quadrature

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

赤經: 14h42m20s
赤緯: -13°01'40"

Uranus

Fair
視星等: 5.5
星座: Sagittarius
Angular diameter: 3.9"
Status: near eastern quadrature

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

赤經: 16h43m15s
赤緯: -22°13'57"

Neptune

Fair
視星等: 7.8
星座: Capricornus
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤經: 18h04m10s
赤緯: -22°13'32"

Moon

Excellent
視星等: -12.7
星座: Scorpius
Angular diameter: 12554.7"
Status: Moon illumination 99.9%

Observation tip: Moon illumination 99.9%; good for observing lunar surface detail

赤經: 15h19m19s
赤緯: -16°56'56"