May 2057 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

23 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 2057 mid-month observing conditions

Mercury

Excellent
視星等: 0.2
星座: Aries
Angular diameter: 7.1"
Status: near inferior conjunction

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

赤經: 01h54m08s
赤緯: +08°23'37"

Venus

Excellent
視星等: -4.5
星座: Aries
Angular diameter: 26.2"
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

赤經: 00h34m36s
赤緯: +02°32'46"

Mars

Excellent
視星等: 1.0
星座: Leo
Angular diameter: 6.4"
Status: near western quadrature

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

赤經: 09h17m11s
赤緯: +17°36'32"

Jupiter

Excellent
視星等: -2.2
星座: Pisces
Angular diameter: 37.6"
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: 23h00m06s
赤緯: -07°26'26"

Saturn

Excellent
視星等: 0.6
星座: Aries
Angular diameter: 16.3"
Status: near eastern quadrature

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

赤經: 01h52m31s
赤緯: +09°08'03"

Uranus

Fair
視星等: 5.4
星座: Libra
Angular diameter: 4.0"
Status: near western quadrature

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

赤經: 13h17m52s
赤緯: -07°32'02"

Neptune

Fair
視星等: 7.8
星座: Gemini
Angular diameter: 2.2"
Status: near western quadrature

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

赤經: 04h38m07s
赤緯: +20°35'19"

Moon

Excellent
視星等: -12.7
星座: Libra
Angular diameter: 12422.7"
Status: Moon illumination 80.8%

Observation tip: Moon illumination 80.8%; good for observing lunar surface detail

赤經: 12h18m22s
赤緯: +03°39'16"