April 1971 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 3 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 1971 mid-month observing conditions

Mercury

Good
视星等: 3.9
星座: Aries
Angular diameter: 11.0"
Status: near superior conjunction

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

赤经: 01h56m51s
赤纬: +14°50'46"

Venus

Excellent
视星等: -4.0
星座: Pisces
Angular diameter: 13.1"
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: 23h23m48s
赤纬: -05°17'43"

Mars

Excellent
视星等: 0.1
星座: Capricornus
Angular diameter: 9.0"
Status: near eastern quadrature

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

赤经: 19h26m01s
赤纬: -22°50'24"

Jupiter

Excellent
视星等: -2.4
星座: Sagittarius
Angular diameter: 43.0"
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: 16h15m50s
赤纬: -20°15'21"

Saturn

Excellent
视星等: 0.2
星座: Taurus
Angular diameter: 16.6"
Status: near western quadrature

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

赤经: 03h19m44s
赤纬: +16°21'14"

Uranus

Fair
视星等: 5.4
星座: Libra
Angular diameter: 4.1"
Status: near western quadrature

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

赤经: 12h41m29s
赤纬: -03°40'45"

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: 16h03m45s
赤纬: -19°01'03"

Moon

Excellent
视星等: -12.7
星座: Sagittarius
Angular diameter: 11856.1"
Status: Moon illumination 84.0%

Observation tip: Moon illumination 84.0%; good for observing lunar surface detail

赤经: 16h36m57s
赤纬: -26°52'28"