December 1901 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

20 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

December 1901 mid-month observing conditions

Mercury

Excellent
视星等: -0.7
星座: Sagittarius
Angular diameter: 4.8"
Status: near inferior conjunction

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

赤经: 16h42m58s
赤纬: -22°22'59"

Venus

Excellent
视星等: -4.6
星座: Aquarius
Angular diameter: 27.9"
Status: near superior 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: 20h49m06s
赤纬: -19°57'53"

Mars

Excellent
视星等: 1.2
星座: Capricornus
Angular diameter: 4.2"
Status: near western quadrature

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

赤经: 19h09m49s
赤纬: -23°35'38"

Jupiter

Excellent
视星等: -1.9
星座: Capricornus
Angular diameter: 32.7"
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: 19h16m03s
赤纬: -22°32'50"

Saturn

Excellent
视星等: 0.6
星座: Capricornus
Angular diameter: 15.2"
Status: near western quadrature

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

赤经: 19h08m13s
赤纬: -22°19'43"

Uranus

Fair
视星等: 5.7
星座: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

赤经: 17h05m18s
赤纬: -22°54'03"

Neptune

Fair
视星等: 7.8
星座: Cancer
Angular diameter: 2.4"
Status: near eastern quadrature

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

赤经: 06h01m17s
赤纬: +22°15'01"

Moon

Excellent
视星等: -12.7
星座: Aquarius
Angular diameter: 11808.8"
Status: Moon illumination 14.0%

Observation tip: Moon illumination 14.0%; good for observing lunar surface detail

赤经: 20h27m56s
赤纬: -13°49'31"