May 2040 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

22 天象事件總數,包括 4 月相與 2 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 2040 mid-month observing conditions

Mercury

Excellent
視星等: -0.9
星座: Gemini
Angular diameter: 5.9"
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

赤經: 04h35m00s
赤緯: +23°59'28"

Venus

Excellent
視星等: -3.9
星座: Taurus
Angular diameter: 9.7"
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: 03h12m56s
赤緯: +17°07'17"

Mars

Excellent
視星等: 1.3
星座: Leo
Angular diameter: 5.6"
Status: near western quadrature

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

赤經: 08h37m08s
赤緯: +20°18'26"

Jupiter

Excellent
視星等: -2.2
星座: Virgo
Angular diameter: 40.2"
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

赤經: 11h32m28s
赤緯: +04°31'28"

Saturn

Excellent
視星等: 0.7
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

赤經: 12h24m55s
赤緯: +00°08'14"

Uranus

Fair
視星等: 5.6
星座: Leo
Angular diameter: 3.7"
Status: near western quadrature

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

赤經: 08h09m06s
赤緯: +20°42'30"

Neptune

Fair
視星等: 7.8
星座: Taurus
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤經: 02h09m45s
赤緯: +11°17'38"

Moon

Excellent
視星等: -12.7
星座: Cancer
Angular diameter: 11498.1"
Status: Moon illumination 13.5%

Observation tip: Moon illumination 13.5%; good for observing lunar surface detail

赤經: 06h34m32s
赤緯: +26°09'46"