October 1981 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

23 天象事件總數,包括 4 月相與 3 行星事件。

每日天象事件

所有時間均為當地時間 (Asia/Shanghai)

Group 日期 日出/日落 月出/月落 月相 天象

Planetary outlook

October 1981 mid-month observing conditions

Mercury

Good
視星等: 3.7
星座: Libra
Angular diameter: 10.1"
Status: near superior conjunction

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

赤經: 13h44m31s
赤緯: -13°22'36"

Venus

Excellent
視星等: -4.2
星座: Sagittarius
Angular diameter: 19.1"
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

赤經: 16h17m37s
赤緯: -24°00'10"

Mars

Excellent
視星等: 1.5
星座: Leo
Angular diameter: 4.7"
Status: near eastern quadrature

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

赤經: 09h56m34s
赤緯: +14°01'37"

Jupiter

Excellent
視星等: -1.7
星座: Libra
Angular diameter: 30.6"
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

赤經: 13h18m58s
赤緯: -07°09'42"

Saturn

Excellent
視星等: 0.9
星座: Libra
Angular diameter: 15.7"
Status: near eastern quadrature

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

赤經: 12h54m40s
赤緯: -03°26'41"

Uranus

Fair
視星等: 5.7
星座: Scorpius
Angular diameter: 3.6"
Status: near western quadrature

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

赤經: 15h43m35s
赤緯: -19°33'51"

Neptune

Fair
視星等: 7.9
星座: Sagittarius
Angular diameter: 2.2"
Status: near western quadrature

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

赤經: 17h27m52s
赤緯: -21°56'57"

Moon

Excellent
視星等: -12.7
星座: Taurus
Angular diameter: 12906.6"
Status: Moon illumination 96.7%

Observation tip: Moon illumination 96.7%; good for observing lunar surface detail

赤經: 02h44m35s
赤緯: +10°50'20"