April 1975 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

20 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 1975 mid-month observing conditions

Mercury

Excellent
视星等: -1.7
星座: Aries
Angular diameter: 5.0"
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: 01h16m13s
赤纬: +06°47'18"

Venus

Excellent
视星等: -4.0
星座: Taurus
Angular diameter: 14.0"
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: 03h55m19s
赤纬: +21°44'37"

Mars

Excellent
视星等: 1.0
星座: Pisces
Angular diameter: 5.3"
Status: near eastern quadrature

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

赤经: 22h19m38s
赤纬: -11°52'44"

Jupiter

Excellent
视星等: -2.1
星座: Aries
Angular diameter: 33.4"
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: 00h25m49s
赤纬: +01°36'24"

Saturn

Excellent
视星等: 0.1
星座: Cancer
Angular diameter: 18.1"
Status: near western quadrature

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

赤经: 06h55m47s
赤纬: +22°38'03"

Uranus

Fair
视星等: 5.4
星座: Libra
Angular diameter: 4.0"
Status: near eastern quadrature

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

赤经: 13h55m09s
赤纬: -11°11'41"

Neptune

Fair
视星等: 7.9
星座: Sagittarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤经: 16h40m54s
赤纬: -20°35'26"

Moon

Excellent
视星等: -12.7
星座: Gemini
Angular diameter: 11960.4"
Status: Moon illumination 10.7%

Observation tip: Moon illumination 10.7%; good for observing lunar surface detail

赤经: 04h01m59s
赤纬: +20°33'27"