February 2004 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

February 2004 mid-month observing conditions

Mercury

Excellent
視星等: -0.5
星座: Aquarius
Angular diameter: 5.0"
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

赤經: 21h00m48s
赤緯: -18°57'55"

Venus

Excellent
視星等: -4.1
星座: Aries
Angular diameter: 16.2"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

赤經: 00h27m29s
赤緯: +02°49'13"

Mars

Excellent
視星等: 0.9
星座: Taurus
Angular diameter: 6.2"
Status: near western quadrature

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

赤經: 02h19m00s
赤緯: +14°43'57"

Jupiter

Excellent
視星等: -2.5
星座: Virgo
Angular diameter: 44.0"
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

赤經: 11h11m34s
赤緯: +06°42'25"

Saturn

Excellent
視星等: -0.2
星座: Cancer
Angular diameter: 19.9"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

赤經: 06h29m08s
赤緯: +22°42'04"

Uranus

Fair
視星等: 6.0
星座: Pisces
Angular diameter: 3.4"
Status: near western quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

赤經: 22h18m28s
赤緯: -11°18'08"

Neptune

Fair
視星等: 7.9
星座: Aquarius
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤經: 21h03m16s
赤緯: -16°50'53"

Moon

Excellent
視星等: -12.7
星座: Sagittarius
Angular diameter: 12610.3"
Status: Moon illumination 34.0%

Observation tip: Moon illumination 34.0%; good for observing lunar surface detail

赤經: 16h51m01s
赤緯: -24°59'58"