December 2010 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

18 天文事件合计,包括 4 月相和 2 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 2010 mid-month observing conditions

Mercury

Excellent
视星等: 1.9
星座: Capricornus
Angular diameter: 9.3"
Status: near superior conjunction

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

赤经: 18h17m37s
赤纬: -22°57'41"

Venus

Excellent
视星等: -4.8
星座: Scorpius
Angular diameter: 34.1"
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

赤经: 14h29m32s
赤纬: -11°46'44"

Mars

Excellent
视星等: 1.2
星座: Capricornus
Angular diameter: 3.9"
Status: near western quadrature

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

赤经: 18h23m19s
赤纬: -24°13'59"

Jupiter

Excellent
视星等: -2.4
星座: Pisces
Angular diameter: 40.9"
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: 23h42m31s
赤纬: -03°20'44"

Saturn

Excellent
视星等: 0.8
星座: Libra
Angular diameter: 16.8"
Status: near eastern quadrature

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

赤经: 13h01m22s
赤纬: -04°00'53"

Uranus

Fair
视星等: 5.9
星座: Pisces
Angular diameter: 3.5"
Status: near western quadrature

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

赤经: 23h49m05s
赤纬: -01°59'44"

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: 21h54m52s
赤纬: -13°11'58"

Moon

Excellent
视星等: -12.7
星座: Aries
Angular diameter: 11554.0"
Status: Moon illumination 63.4%

Observation tip: Moon illumination 63.4%; good for observing lunar surface detail

赤经: 00h22m16s
赤纬: +08°07'52"