July 1902 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

20 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 1902 mid-month observing conditions

Mercury

Excellent
视星等: 0.4
星座: Cancer
Angular diameter: 8.1"
Status: near greatest eastern elongation

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

赤经: 06h05m14s
赤纬: +20°34'53"

Venus

Excellent
视星等: -3.9
星座: Gemini
Angular diameter: 13.0"
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: 05h05m06s
赤纬: +21°21'10"

Mars

Excellent
视星等: 1.5
星座: Gemini
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: 05h43m01s
赤纬: +23°48'38"

Jupiter

Excellent
视星等: -2.8
星座: Aquarius
Angular diameter: 47.8"
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: 21h10m50s
赤纬: -17°08'15"

Saturn

Excellent
视星等: 0.1
星座: Capricornus
Angular diameter: 18.4"
Status: near eastern quadrature

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

赤经: 19h46m37s
赤纬: -21°15'56"

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: 17h07m50s
赤纬: -22°59'40"

Neptune

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

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

赤经: 06h08m30s
赤纬: +22°20'26"

Moon

Excellent
视星等: -12.7
星座: Scorpius
Angular diameter: 11530.9"
Status: Moon illumination 73.1%

Observation tip: Moon illumination 73.1%; good for observing lunar surface detail

赤经: 15h08m00s
赤纬: -15°58'20"