October 2090 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

18 天象事件總數,包括 4 月相與 1 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 2090 mid-month observing conditions

Mercury

Excellent
視星等: -0.6
星座: Scorpius
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

赤經: 14h07m35s
赤緯: -13°25'00"

Venus

Excellent
視星等: -4.3
星座: Libra
Angular diameter: 57.4"
Status: near greatest eastern 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: 12h12m59s
赤緯: -08°23'32"

Mars

Excellent
視星等: 1.2
星座: Leo
Angular diameter: 5.4"
Status: near eastern quadrature

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

赤經: 09h19m45s
赤緯: +16°59'33"

Jupiter

Excellent
視星等: -1.9
星座: Sagittarius
Angular diameter: 34.0"
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

赤經: 17h02m08s
赤緯: -22°26'00"

Saturn

Excellent
視星等: -0.1
星座: Gemini
Angular diameter: 19.5"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

赤經: 05h40m02s
赤緯: +21°50'47"

Uranus

Fair
視星等: 5.8
星座: Pisces
Angular diameter: 3.7"
Status: near western quadrature

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

赤經: 22h56m45s
赤緯: -07°36'13"

Neptune

Fair
視星等: 7.8
星座: Leo
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤經: 09h57m20s
赤緯: +12°51'46"

Moon

Excellent
視星等: -12.7
星座: Cancer
Angular diameter: 12069.4"
Status: Moon illumination 65.3%

Observation tip: Moon illumination 65.3%; good for observing lunar surface detail

赤經: 06h18m19s
赤緯: +18°17'21"