May 2003 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

26 天文事件合计,包括 5 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 2003 mid-month observing conditions

Mercury

Good
视星等: 3.5
星座: Taurus
Angular diameter: 11.7"
Status: near greatest eastern elongation

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

赤经: 02h41m17s
赤纬: +13°38'40"

Venus

Excellent
视星等: -3.9
星座: Aries
Angular diameter: 11.2"
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

赤经: 01h47m17s
赤纬: +09°18'27"

Mars

Excellent
视星等: -0.3
星座: Aquarius
Angular diameter: 10.6"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

赤经: 21h05m53s
赤纬: -18°42'30"

Jupiter

Excellent
视星等: -2.0
星座: Leo
Angular diameter: 35.9"
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

赤经: 08h52m51s
赤纬: +18°23'41"

Saturn

Excellent
视星等: 0.1
星座: Gemini
Angular diameter: 16.9"
Status: near western quadrature

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

赤经: 05h49m25s
赤纬: +22°32'39"

Uranus

Fair
视星等: 5.9
星座: Pisces
Angular diameter: 3.5"
Status: near eastern quadrature

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

赤经: 22h19m20s
赤纬: -11°14'32"

Neptune

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

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

赤经: 21h02m35s
赤纬: -16°50'41"

Moon

Excellent
视星等: -12.7
星座: Scorpius
Angular diameter: 13000.6"
Status: Moon illumination 98.0%

Observation tip: Moon illumination 98.0%; good for observing lunar surface detail

赤经: 14h22m55s
赤纬: -12°06'22"