September 2012 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

20 himlahändelser totalt, inklusive 4 månfaser och 2 planetära händelser.

Dagliga himlahändelser

Alla tider är i lokal tid (Asia/Shanghai)

Group Datum Soluppgång/Solnedgång Månuppgång/Månnedgång Månfas Himmelshändelser

Planetary outlook

September 2012 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -1.4
Stjärnbild: Virgo
Angular diameter: 4.8"
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: 11h49m08s
Deklination: +02°38'00"

Venus

Excellent
Skenbar magnitud: -4.2
Stjärnbild: Leo
Angular diameter: 17.7"
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: 08h45m27s
Deklination: +17°04'03"

Mars

Excellent
Skenbar magnitud: 1.2
Stjärnbild: Scorpius
Angular diameter: 5.0"
Status: near western quadrature

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

Rektascension: 14h48m05s
Deklination: -16°53'19"

Jupiter

Excellent
Skenbar magnitud: -2.4
Stjärnbild: Gemini
Angular diameter: 41.0"
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: 04h58m30s
Deklination: +21°52'20"

Saturn

Excellent
Skenbar magnitud: 0.8
Stjärnbild: Libra
Angular diameter: 15.7"
Status: near western quadrature

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

Rektascension: 13h46m00s
Deklination: -08°30'33"

Uranus

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

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

Rektascension: 00h27m20s
Deklination: +02°08'09"

Neptune

Fair
Skenbar magnitud: 7.7
Stjärnbild: Pisces
Angular diameter: 2.4"
Status: near western quadrature

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

Rektascension: 22h13m44s
Deklination: -11°38'18"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Virgo
Angular diameter: 12381.4"
Status: Moon illumination 1.7%

Observation tip: Moon illumination 1.7%; good for observing lunar surface detail

Rektascension: 10h32m21s
Deklination: +03°49'48"