May 2045 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

24 天文事件合计,包括 5 月相和 4 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 2045 mid-month observing conditions

Mercury

Excellent
视星等: -1.1
星座: Taurus
Angular diameter: 5.3"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤经: 02h40m19s
赤纬: +14°07'49"

Venus

Excellent
视星等: -3.9
星座: Gemini
Angular diameter: 10.1"
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: 04h30m10s
赤纬: +22°10'14"

Mars

Excellent
视星等: 1.2
星座: Taurus
Angular diameter: 3.8"
Status: near eastern quadrature

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

赤经: 03h16m44s
赤纬: +18°09'22"

Jupiter

Excellent
视星等: -2.2
星座: Pisces
Angular diameter: 38.0"
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: 22h43m40s
赤纬: -09°03'31"

Saturn

Excellent
视星等: 0.1
星座: Sagittarius
Angular diameter: 18.4"
Status: near eastern quadrature

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

赤经: 16h32m47s
赤纬: -19°55'12"

Uranus

Fair
视星等: 5.5
星座: Leo
Angular diameter: 3.8"
Status: near western quadrature

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

赤经: 09h41m45s
赤纬: +14°35'29"

Neptune

Fair
视星等: 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

赤经: 02h51m54s
赤纬: +14°40'42"

Moon

Excellent
视星等: -12.7
星座: Aries
Angular diameter: 12180.8"
Status: Moon illumination 4.0%

Observation tip: Moon illumination 4.0%; good for observing lunar surface detail

赤经: 01h52m59s
赤纬: +16°25'11"