January 2099 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

23 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

January 2099 mid-month observing conditions

Mercury

Excellent
视星等: -1.2
星座: Aquarius
Angular diameter: 4.8"
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

赤经: 20h06m25s
赤纬: -22°23'52"

Venus

Excellent
视星等: -4.3
星座: Sagittarius
Angular diameter: 18.1"
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: 16h39m09s
赤纬: -19°30'31"

Mars

Excellent
视星等: 1.5
星座: Sagittarius
Angular diameter: 4.5"
Status: near eastern quadrature

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

赤经: 16h31m20s
赤纬: -21°41'08"

Jupiter

Excellent
视星等: -2.3
星座: Virgo
Angular diameter: 40.8"
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: 11h36m55s
赤纬: +03°54'16"

Saturn

Excellent
视星等: 0.8
星座: Libra
Angular diameter: 17.8"
Status: near eastern quadrature

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

赤经: 12h56m04s
赤纬: -03°20'31"

Uranus

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

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

赤经: 00h52m27s
赤纬: +04°54'46"

Neptune

Fair
视星等: 7.8
星座: Virgo
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤经: 11h05m48s
赤纬: +06°47'21"

Moon

Excellent
视星等: -12.7
星座: Scorpius
Angular diameter: 12202.8"
Status: Moon illumination 36.5%

Observation tip: Moon illumination 36.5%; good for observing lunar surface detail

赤经: 14h30m41s
赤纬: -17°39'52"