April 1949 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

25 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 1949 mid-month observing conditions

Mercury

Excellent
视星等: -2.1
星座: Aries
Angular diameter: 5.1"
Status: near greatest western elongation

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

赤经: 01h39m15s
赤纬: +09°49'50"

Venus

Excellent
视星等: -3.9
星座: Aries
Angular diameter: 9.7"
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: 01h31m16s
赤纬: +08°19'48"

Mars

Excellent
视星等: 1.1
星座: Aries
Angular diameter: 3.9"
Status: near eastern quadrature

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

赤经: 01h09m27s
赤纬: +06°42'14"

Jupiter

Excellent
视星等: -2.2
星座: Aquarius
Angular diameter: 38.2"
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: 20h09m54s
赤纬: -20°18'37"

Saturn

Excellent
视星等: 0.5
星座: Virgo
Angular diameter: 19.2"
Status: near western quadrature

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

赤经: 10h09m10s
赤纬: +13°17'07"

Uranus

Fair
视星等: 5.7
星座: Gemini
Angular diameter: 3.6"
Status: near western quadrature

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

赤经: 05h47m54s
赤纬: +23°37'45"

Neptune

Fair
视星等: 7.9
星座: Libra
Angular diameter: 2.3"
Status: near western quadrature

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

赤经: 12h52m15s
赤纬: -03°49'54"

Moon

Excellent
视星等: -12.7
星座: Scorpius
Angular diameter: 12767.7"
Status: Moon illumination 95.2%

Observation tip: Moon illumination 95.2%; good for observing lunar surface detail

赤经: 15h08m09s
赤纬: -19°53'39"