July 2011 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

17 himlahändelser totalt, inklusive 5 månfaser och 1 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

July 2011 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: 0.3
Stjärnbild: Leo
Angular diameter: 7.2"
Status: near greatest western elongation

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

Rektascension: 09h23m30s
Deklination: +15°28'17"

Venus

Excellent
Skenbar magnitud: -3.9
Stjärnbild: Cancer
Angular diameter: 9.8"
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

Rektascension: 06h57m45s
Deklination: +23°07'01"

Mars

Excellent
Skenbar magnitud: 1.4
Stjärnbild: Gemini
Angular diameter: 4.3"
Status: near eastern quadrature

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

Rektascension: 05h02m36s
Deklination: +22°51'46"

Jupiter

Excellent
Skenbar magnitud: -2.3
Stjärnbild: Taurus
Angular diameter: 38.5"
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

Rektascension: 02h20m22s
Deklination: +12°42'19"

Saturn

Excellent
Skenbar magnitud: 0.8
Stjärnbild: Libra
Angular diameter: 17.0"
Status: near western quadrature

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

Rektascension: 12h45m17s
Deklination: -02°13'08"

Uranus

Fair
Skenbar magnitud: 5.9
Stjärnbild: Aries
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascension: 00h17m54s
Deklination: +01°07'24"

Neptune

Fair
Skenbar magnitud: 7.7
Stjärnbild: Pisces
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascension: 22h11m00s
Deklination: -11°48'24"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Capricornus
Angular diameter: 12111.1"
Status: Moon illumination 99.9%

Observation tip: Moon illumination 99.9%; good for observing lunar surface detail

Rektascension: 19h20m09s
Deklination: -19°53'19"