July 2009 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

22 himlahändelser totalt, inklusive 4 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 2009 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -2.1
Stjärnbild: Cancer
Angular diameter: 5.0"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascension: 07h43m35s
Deklination: +22°53'41"

Venus

Excellent
Skenbar magnitud: -4.1
Stjärnbild: Gemini
Angular diameter: 16.6"
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: 04h37m39s
Deklination: +19°41'43"

Mars

Excellent
Skenbar magnitud: 1.1
Stjärnbild: Gemini
Angular diameter: 5.1"
Status: near eastern quadrature

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

Rektascension: 04h00m09s
Deklination: +20°03'41"

Jupiter

Excellent
Skenbar magnitud: -2.8
Stjärnbild: Aquarius
Angular diameter: 47.3"
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: 21h53m00s
Deklination: -13°54'07"

Saturn

Excellent
Skenbar magnitud: 1.0
Stjärnbild: Virgo
Angular diameter: 16.7"
Status: near western quadrature

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

Rektascension: 11h17m56s
Deklination: +06°42'54"

Uranus

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

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

Rektascension: 23h48m34s
Deklination: -02°05'13"

Neptune

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

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

Rektascension: 21h53m18s
Deklination: -13°15'33"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Aries
Angular diameter: 12021.3"
Status: Moon illumination 54.5%

Observation tip: Moon illumination 54.5%; good for observing lunar surface detail

Rektascension: 00h57m09s
Deklination: +11°42'30"