January 1930 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 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

January 1930 mid-month observing conditions

Mercury

Excellent
视星等: 1.0
星座: Aquarius
Angular diameter: 8.9"
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: 20h39m39s
赤纬: -16°53'42"

Venus

Excellent
视星等: -3.9
星座: Capricornus
Angular diameter: 9.8"
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: 19h21m14s
赤纬: -22°45'45"

Mars

Excellent
视星等: 1.3
星座: Capricornus
Angular diameter: 3.9"
Status: near eastern quadrature

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

赤经: 18h54m43s
赤纬: -23°39'17"

Jupiter

Excellent
视星等: -2.6
星座: Gemini
Angular diameter: 45.3"
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: 04h20m19s
赤纬: +20°49'38"

Saturn

Excellent
视星等: 0.5
星座: Capricornus
Angular diameter: 15.1"
Status: near eastern quadrature

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

赤经: 18h23m08s
赤纬: -22°34'50"

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: 00h29m45s
赤纬: +02°28'23"

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: 10h21m21s
赤纬: +10°57'31"

Moon

Excellent
视星等: -12.7
星座: Cancer
Angular diameter: 13054.3"
Status: Moon illumination 99.8%

Observation tip: Moon illumination 99.8%; good for observing lunar surface detail

赤经: 07h52m11s
赤纬: +25°54'15"