December 1908 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

22 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

December 1908 mid-month observing conditions

Mercury

Excellent
视星等: -1.0
星座: Sagittarius
Angular diameter: 4.7"
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: 17h05m23s
赤纬: -23°36'55"

Venus

Excellent
视星等: -4.0
星座: Scorpius
Angular diameter: 12.6"
Status: near inferior 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: 15h13m26s
赤纬: -16°08'02"

Mars

Excellent
视星等: 1.6
星座: Scorpius
Angular diameter: 4.2"
Status: near eastern quadrature

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

赤经: 14h41m52s
赤纬: -15°02'34"

Jupiter

Excellent
视星等: -2.1
星座: Virgo
Angular diameter: 38.2"
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

赤经: 11h03m15s
赤纬: +07°16'16"

Saturn

Excellent
视星等: 0.7
星座: Aries
Angular diameter: 18.1"
Status: near western quadrature

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

赤经: 00h16m31s
赤纬: -00°54'53"

Uranus

Fair
视星等: 5.9
星座: Capricornus
Angular diameter: 3.4"
Status: near western quadrature

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

赤经: 19h07m55s
赤纬: -22°56'22"

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: 07h10m28s
赤纬: +21°40'33"

Moon

Excellent
视星等: -12.7
星座: Virgo
Angular diameter: 11502.9"
Status: Moon illumination 58.4%

Observation tip: Moon illumination 58.4%; good for observing lunar surface detail

赤经: 11h05m32s
赤纬: +11°25'15"