August 2009 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

23 himlahändelser totalt, inklusive 4 månfaser och 3 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

August 2009 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: 0.1
Stjärnbild: Virgo
Angular diameter: 6.3"
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: 11h14m25s
Deklination: +04°16'06"

Venus

Excellent
Skenbar magnitud: -4.0
Stjärnbild: Cancer
Angular diameter: 13.6"
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: 07h09m49s
Deklination: +21°34'30"

Mars

Excellent
Skenbar magnitud: 1.0
Stjärnbild: Gemini
Angular diameter: 5.5"
Status: near eastern quadrature

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

Rektascension: 05h29m50s
Deklination: +23°10'25"

Jupiter

Excellent
Skenbar magnitud: -2.9
Stjärnbild: Aquarius
Angular diameter: 48.9"
Status: near western 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: 21h39m03s
Deklination: -15°11'11"

Saturn

Excellent
Skenbar magnitud: 1.1
Stjärnbild: Virgo
Angular diameter: 16.1"
Status: near western quadrature

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

Rektascension: 11h29m39s
Deklination: +05°25'22"

Uranus

Fair
Skenbar magnitud: 5.8
Stjärnbild: Pisces
Angular diameter: 3.7"
Status: near eastern quadrature

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

Rektascension: 23h46m07s
Deklination: -02°22'02"

Neptune

Fair
Skenbar magnitud: 7.7
Stjärnbild: Aquarius
Angular diameter: 2.4"
Status: near eastern quadrature

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

Rektascension: 21h50m17s
Deklination: -13°31'47"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Gemini
Angular diameter: 12506.7"
Status: Moon illumination 36.7%

Observation tip: Moon illumination 36.7%; good for observing lunar surface detail

Rektascension: 04h21m23s
Deklination: +25°43'23"