July 2013 天象

觀測地點:Beijing (39.904°, 116.407°)

每月天象事件總覽

21 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

July 2013 mid-month observing conditions

Mercury

Fair
視星等: 4.0
星座: Cancer
Angular diameter: 11.2"
Status: near greatest eastern elongation

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

赤經: 07h01m50s
赤緯: +17°47'47"

Venus

Excellent
視星等: -3.9
星座: Leo
Angular diameter: 11.7"
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: 09h35m27s
赤緯: +16°04'18"

Mars

Excellent
視星等: 1.6
星座: Cancer
Angular diameter: 3.8"
Status: near eastern quadrature

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

赤經: 06h04m16s
赤緯: +23°57'52"

Jupiter

Excellent
視星等: -1.9
星座: Cancer
Angular diameter: 32.4"
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: 06h18m39s
赤緯: +23°10'36"

Saturn

Excellent
視星等: 0.5
星座: Scorpius
Angular diameter: 17.4"
Status: near western quadrature

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

赤經: 14h13m39s
赤緯: -10°49'59"

Uranus

Fair
視星等: 5.9
星座: Aries
Angular diameter: 3.6"
Status: near eastern quadrature

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

赤經: 00h47m09s
赤緯: +04°17'50"

Neptune

Fair
視星等: 7.7
星座: Pisces
Angular diameter: 2.3"
Status: near eastern quadrature

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

赤經: 22h28m23s
赤緯: -10°17'54"

Moon

Excellent
視星等: -12.7
星座: Libra
Angular diameter: 12060.7"
Status: Moon illumination 38.1%

Observation tip: Moon illumination 38.1%; good for observing lunar surface detail

赤經: 12h27m35s
赤緯: -06°10'27"