May 2010 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

19 天文事件合计,包括 4 月相和 1 行星事件。

每日天象

所有时间均为本地时间 (Asia/Shanghai)

Group 日期 日出/日落 月出/月落 月相 天象

Planetary outlook

May 2010 mid-month observing conditions

Mercury

Excellent
视星等: 1.5
星座: Taurus
Angular diameter: 10.3"
Status: near greatest eastern elongation

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

赤经: 02h07m18s
赤纬: +09°45'24"

Venus

Excellent
视星等: -3.9
星座: Gemini
Angular diameter: 12.0"
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

赤经: 05h33m20s
赤纬: +24°40'39"

Mars

Excellent
视星等: 0.9
星座: Leo
Angular diameter: 6.6"
Status: near western quadrature

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

赤经: 09h26m14s
赤纬: +16°55'23"

Jupiter

Excellent
视星等: -2.2
星座: Pisces
Angular diameter: 36.2"
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

赤经: 23h48m43s
赤纬: -02°24'24"

Saturn

Excellent
视星等: 0.8
星座: Virgo
Angular diameter: 18.6"
Status: near western quadrature

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

赤经: 11h56m46s
赤纬: +03°03'29"

Uranus

Fair
视星等: 6.0
星座: Pisces
Angular diameter: 3.4"
Status: near eastern quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

赤经: 23h59m31s
赤纬: -00°50'56"

Neptune

Fair
视星等: 7.8
星座: Pisces
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤经: 22h03m44s
赤纬: -12°22'28"

Moon

Excellent
视星等: -12.7
星座: Gemini
Angular diameter: 12286.1"
Status: Moon illumination 1.2%

Observation tip: Moon illumination 1.2%; good for observing lunar surface detail

赤经: 04h14m18s
赤纬: +24°20'32"