May 2012 天象

观测地点:Beijing (39.904°, 116.407°)

月度天象概览

18 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

May 2012 mid-month observing conditions

Mercury

Excellent
视星等: -0.9
星座: Taurus
Angular diameter: 5.4"
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

赤经: 02h34m32s
赤纬: +13°28'55"

Venus

Excellent
视星等: -4.7
星座: Gemini
Angular diameter: 46.8"
Status: near superior 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: 05h32m57s
赤纬: +27°22'17"

Mars

Excellent
视星等: 0.2
星座: Virgo
Angular diameter: 8.9"
Status: near western quadrature

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

赤经: 10h43m48s
赤纬: +09°46'28"

Jupiter

Excellent
视星等: -2.0
星座: Taurus
Angular diameter: 32.8"
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: 03h25m22s
赤纬: +17°52'44"

Saturn

Excellent
视星等: 0.4
星座: Libra
Angular diameter: 18.8"
Status: near western quadrature

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

赤经: 13h33m17s
赤纬: -06°48'17"

Uranus

Fair
视星等: 6.0
星座: Aries
Angular diameter: 3.4"
Status: near eastern quadrature

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

赤经: 00h27m30s
赤纬: +02°12'44"

Neptune

Fair
视星等: 7.8
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

赤经: 22h20m45s
赤纬: -10°55'50"

Moon

Excellent
视星等: -12.7
星座: Pisces
Angular diameter: 11706.3"
Status: Moon illumination 29.6%

Observation tip: Moon illumination 29.6%; good for observing lunar surface detail

赤经: 23h11m16s
赤纬: +00°20'44"