July 1900 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 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

July 1900 mid-month observing conditions

Mercury

Excellent
视星等: 1.1
星座: Leo
Angular diameter: 9.8"
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: 09h05m59s
赤纬: +14°07'36"

Venus

Excellent
视星等: -4.0
星座: Cancer
Angular diameter: 56.3"
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: 06h49m36s
赤纬: +17°32'23"

Mars

Excellent
视星等: 1.4
星座: Gemini
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: 04h43m33s
赤纬: +22°13'39"

Jupiter

Excellent
视星等: -2.4
星座: Scorpius
Angular diameter: 42.6"
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: 15h57m24s
赤纬: -19°42'14"

Saturn

Excellent
视星等: 0.1
星座: Capricornus
Angular diameter: 18.2"
Status: near western quadrature

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

赤经: 18h01m02s
赤纬: -22°29'25"

Uranus

Fair
视星等: 5.5
星座: Sagittarius
Angular diameter: 3.9"
Status: near western quadrature

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

赤经: 16h28m50s
赤纬: -21°45'40"

Neptune

Fair
视星等: 7.9
星座: Gemini
Angular diameter: 2.2"
Status: near eastern quadrature

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

赤经: 05h49m59s
赤纬: +22°14'09"

Moon

Excellent
视星等: -12.7
星座: Aquarius
Angular diameter: 12726.4"
Status: Moon illumination 91.8%

Observation tip: Moon illumination 91.8%; good for observing lunar surface detail

赤经: 21h42m26s
赤纬: -08°30'20"