September 2009 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

25 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

September 2009 mid-month observing conditions

Mercury

Good
Skenbar magnitud: 2.9
Stjärnbild: Libra
Angular diameter: 10.3"
Status: near superior conjunction

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

Rektascension: 12h04m28s
Deklination: -04°52'38"

Venus

Excellent
Skenbar magnitud: -3.9
Stjärnbild: Leo
Angular diameter: 11.9"
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: 09h43m12s
Deklination: +14°25'59"

Mars

Excellent
Skenbar magnitud: 0.9
Stjärnbild: Cancer
Angular diameter: 6.2"
Status: near eastern quadrature

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

Rektascension: 06h54m34s
Deklination: +23°17'33"

Jupiter

Excellent
Skenbar magnitud: -2.8
Stjärnbild: Aquarius
Angular diameter: 47.3"
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: 21h24m55s
Deklination: -16°20'38"

Saturn

Excellent
Skenbar magnitud: 1.0
Stjärnbild: Virgo
Angular diameter: 15.9"
Status: near western quadrature

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

Rektascension: 11h43m28s
Deklination: +03°56'03"

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: 23h41m56s
Deklination: -02°49'30"

Neptune

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

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

Rektascension: 21h47m09s
Deklination: -13°48'14"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Leo
Angular diameter: 12742.1"
Status: Moon illumination 18.9%

Observation tip: Moon illumination 18.9%; good for observing lunar surface detail

Rektascension: 08h11m57s
Deklination: +19°48'49"