September 1921 Himmelshändelser

Observatörens plats:Beijing (39.904°, 116.407°)

Månadsöversikt över himlahändelser

24 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 1921 mid-month observing conditions

Mercury

Excellent
Skenbar magnitud: -0.3
Stjärnbild: Libra
Angular diameter: 5.2"
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: 12h34m13s
Deklination: -03°53'49"

Venus

Excellent
Skenbar magnitud: -4.0
Stjärnbild: Leo
Angular diameter: 13.3"
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: 09h16m31s
Deklination: +16°06'22"

Mars

Excellent
Skenbar magnitud: 1.8
Stjärnbild: Leo
Angular diameter: 3.7"
Status: near eastern quadrature

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

Rektascension: 09h59m13s
Deklination: +13°35'34"

Jupiter

Excellent
Skenbar magnitud: -1.7
Stjärnbild: Virgo
Angular diameter: 30.6"
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: 11h53m01s
Deklination: +01°56'21"

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: 11h52m55s
Deklination: +02°59'14"

Uranus

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

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

Rektascension: 22h36m26s
Deklination: -09°39'36"

Neptune

Fair
Skenbar magnitud: 7.9
Stjärnbild: Leo
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascension: 09h09m26s
Deklination: +16°27'37"

Moon

Excellent
Skenbar magnitud: -12.7
Stjärnbild: Aquarius
Angular diameter: 11483.1"
Status: Moon illumination 95.1%

Observation tip: Moon illumination 95.1%; good for observing lunar surface detail

Rektascension: 21h48m08s
Deklination: -08°54'29"