January 1904 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

23 天象事件總數,包括 4 月相與 2 行星事件。

每日天象事件

所有時間均為當地時間 (Asia/Shanghai)

Group 日期 日出/日落 月出/月落 月相 天象

Planetary outlook

January 1904 mid-month observing conditions

Mercury

Fair
視星等: 4.0
星座: Aquarius
Angular diameter: 9.8"
Status: near superior conjunction

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

赤經: 20h02m38s
赤緯: -17°49'26"

Venus

Excellent
視星等: -4.1
星座: Sagittarius
Angular diameter: 16.2"
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

赤經: 16h41m32s
赤緯: -19°58'16"

Mars

Excellent
視星等: 1.2
星座: Aquarius
Angular diameter: 4.5"
Status: near western quadrature

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

赤經: 21h55m46s
赤緯: -13°43'57"

Jupiter

Excellent
視星等: -2.2
星座: Pisces
Angular diameter: 36.3"
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

赤經: 23h25m35s
赤緯: -04°59'37"

Saturn

Excellent
視星等: 0.7
星座: Aquarius
Angular diameter: 15.3"
Status: near western quadrature

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

赤經: 20h48m56s
赤緯: -18°32'48"

Uranus

Fair
視星等: 5.8
星座: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

赤經: 17h48m42s
赤緯: -23°35'04"

Neptune

Fair
視星等: 7.8
星座: Cancer
Angular diameter: 2.4"
Status: near western quadrature

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

赤經: 06h17m26s
赤緯: +22°18'23"

Moon

Excellent
視星等: -12.7
星座: Sagittarius
Angular diameter: 11668.8"
Status: Moon illumination 6.7%

Observation tip: Moon illumination 6.7%; good for observing lunar surface detail

赤經: 17h34m20s
赤緯: -18°18'14"