April 2005 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 4 月相和 2 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

April 2005 mid-month observing conditions

Mercury

Excellent
视星等: 1.1
星座: Aries
Angular diameter: 9.9"
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: 00h09m07s
赤纬: -00°06'01"

Venus

Excellent
视星等: -3.9
星座: Aries
Angular diameter: 9.7"
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: 01h48m58s
赤纬: +10°11'42"

Mars

Excellent
视星等: 0.8
星座: Aquarius
Angular diameter: 6.2"
Status: near eastern quadrature

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

赤经: 21h24m38s
赤纬: -16°37'01"

Jupiter

Excellent
视星等: -2.5
星座: Libra
Angular diameter: 44.1"
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: 12h48m34s
赤纬: -03°29'23"

Saturn

Excellent
视星等: 0.1
星座: Cancer
Angular diameter: 18.3"
Status: near western quadrature

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

赤经: 07h30m33s
赤纬: +21°58'00"

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: 22h44m46s
赤纬: -08°45'27"

Neptune

Fair
视星等: 7.8
星座: Aquarius
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤经: 21h19m01s
赤纬: -15°45'58"

Moon

Excellent
视星等: -12.7
星座: Cancer
Angular diameter: 11564.5"
Status: Moon illumination 35.0%

Observation tip: Moon illumination 35.0%; good for observing lunar surface detail

赤经: 06h33m59s
赤纬: +28°18'52"