September 2017 Himmelsereignisse

Beobachterstandort:Beijing (39.904°, 116.407°)

Monatliche Himmelsereignisse

21 Himmelereignisse insgesamt, einschließlich 4 Mondphasen und 2 Planetenereignisse.

Tägliche Himmelsereignisse

Alle Zeiten in Ortszeit (Asia/Shanghai)

Group Datum Sonnenaufgang/-untergang Mondaufgang/-untergang Mondphase Himmelsereignisse

Planetary outlook

September 2017 mid-month observing conditions

Mercury

Excellent
Scheinbare Helligkeit: -0.6
Sternbild: Virgo
Angular diameter: 6.7"
Status: near inferior conjunction

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

Rektaszension: 10h28m01s
Deklination: +10°36'33"

Venus

Excellent
Scheinbare Helligkeit: -3.9
Sternbild: Leo
Angular diameter: 11.8"
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

Rektaszension: 09h45m39s
Deklination: +14°15'34"

Mars

Excellent
Scheinbare Helligkeit: 1.8
Sternbild: Virgo
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektaszension: 10h33m14s
Deklination: +10°21'52"

Jupiter

Excellent
Scheinbare Helligkeit: -1.7
Sternbild: Libra
Angular diameter: 31.4"
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

Rektaszension: 13h33m02s
Deklination: -08°34'04"

Saturn

Excellent
Scheinbare Helligkeit: 0.4
Sternbild: Sagittarius
Angular diameter: 16.6"
Status: near western quadrature

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

Rektaszension: 17h23m23s
Deklination: -22°03'04"

Uranus

Fair
Scheinbare Helligkeit: 5.8
Sternbild: Aries
Angular diameter: 3.7"
Status: near eastern quadrature

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

Rektaszension: 01h44m13s
Deklination: +10°08'22"

Neptune

Fair
Scheinbare Helligkeit: 7.7
Sternbild: Pisces
Angular diameter: 2.4"
Status: near western quadrature

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

Rektaszension: 22h57m13s
Deklination: -07°42'19"

Moon

Excellent
Scheinbare Helligkeit: -12.7
Sternbild: Cancer
Angular diameter: 12564.6"
Status: Moon illumination 30.7%

Observation tip: Moon illumination 30.7%; good for observing lunar surface detail

Rektaszension: 07h04m31s
Deklination: +19°18'27"