July 2012 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 2012 mid-month observing conditions

Mercury

Excellent
視星等: 1.7
星座: Leo
Angular diameter: 10.5"
Status: near superior conjunction

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

赤經: 08h56m29s
赤緯: +14°07'13"

Venus

Excellent
視星等: -4.7
星座: Gemini
Angular diameter: 35.8"
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

赤經: 04h46m56s
赤緯: +17°43'10"

Mars

Excellent
視星等: 1.0
星座: Libra
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: 12h23m04s
赤緯: -02°18'56"

Jupiter

Excellent
視星等: -2.1
星座: Gemini
Angular diameter: 34.8"
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

赤經: 04h21m48s
赤緯: +20°44'24"

Saturn

Excellent
視星等: 0.7
星座: Libra
Angular diameter: 17.1"
Status: near western quadrature

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

赤經: 13h29m08s
赤緯: -06°39'22"

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: 00h32m31s
赤緯: +02°43'01"

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: 22h19m41s
赤緯: -11°03'48"

Moon

Excellent
視星等: -12.7
星座: Gemini
Angular diameter: 11521.1"
Status: Moon illumination 16.1%

Observation tip: Moon illumination 16.1%; good for observing lunar surface detail

赤經: 04h15m19s
赤緯: +21°07'06"