August 1981 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

21 天文事件合计,包括 4 月相和 1 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

August 1981 mid-month observing conditions

Mercury

Excellent
视星等: -1.5
星座: Leo
Angular diameter: 4.9"
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: 09h59m23s
赤纬: +14°07'00"

Venus

Excellent
视星等: -3.9
星座: Virgo
Angular diameter: 12.8"
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: 11h45m50s
赤纬: +02°33'37"

Mars

Excellent
视星等: 1.6
星座: Cancer
Angular diameter: 4.1"
Status: near eastern quadrature

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

赤经: 07h19m57s
赤纬: +22°56'51"

Jupiter

Excellent
视星等: -1.8
星座: Libra
Angular diameter: 32.3"
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: 12h32m57s
赤纬: -02°17'34"

Saturn

Excellent
视星等: 0.9
星座: Libra
Angular diameter: 16.2"
Status: near western quadrature

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

赤经: 12h28m43s
赤纬: -00°38'13"

Uranus

Fair
视星等: 5.6
星座: Scorpius
Angular diameter: 3.8"
Status: near western quadrature

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

赤经: 15h35m19s
赤纬: -19°05'11"

Neptune

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

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

赤经: 17h26m18s
赤纬: -21°52'40"

Moon

Excellent
视星等: -12.7
星座: Aquarius
Angular diameter: 12095.6"
Status: Moon illumination 99.4%

Observation tip: Moon illumination 99.4%; good for observing lunar surface detail

赤经: 21h05m26s
赤纬: -17°47'18"