January 2010 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 4 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

January 2010 mid-month observing conditions

Mercury

Excellent
视星等: 0.5
星座: Capricornus
Angular diameter: 8.7"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤经: 18h23m48s
赤纬: -20°17'22"

Venus

Excellent
视星等: -3.9
星座: Capricornus
Angular diameter: 9.8"
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: 19h50m27s
赤纬: -21°57'15"

Mars

Excellent
视星等: -1.1
星座: Leo
Angular diameter: 13.7"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

赤经: 09h16m44s
赤纬: +20°17'33"

Jupiter

Excellent
视星等: -2.1
星座: Pisces
Angular diameter: 34.1"
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: 22h07m04s
赤纬: -12°34'41"

Saturn

Excellent
视星等: 0.8
星座: Libra
Angular diameter: 18.3"
Status: near eastern quadrature

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

赤经: 12h20m48s
赤纬: +00°18'48"

Uranus

Fair
视星等: 6.0
星座: Pisces
Angular diameter: 3.4"
Status: near western quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

赤经: 23h37m21s
赤纬: -03°15'06"

Neptune

Fair
视星等: 7.8
星座: Aquarius
Angular diameter: 2.2"
Status: near western quadrature

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

赤经: 21h49m48s
赤纬: -13°34'27"

Moon

Excellent
视星等: -12.7
星座: Capricornus
Angular diameter: 11486.9"
Status: Moon illumination 0.1%

Observation tip: Moon illumination 0.1%; good for observing lunar surface detail

赤经: 19h32m47s
赤纬: -21°41'37"