September 1989 Zeru gertakariak

Behatzailearen kokapena:Beijing (39.904°, 116.407°)

Planeten ikuspegi orokorra

26 guztira zeru-gertaerak, barne 4 ilargi-faseak eta 2 planetako gertaerak.

Zeru gertakariak

Ordu guztiak tokiko orduan daude (Asia/Shanghai)

Group Data Egunsentia/ilunabarra Ilargi-irteera/ilargi-sarrera Ilargi-fasea Zeru gertakariak

Planetary outlook

September 1989 mid-month observing conditions

Mercury

Excellent
Itxurazko magnitudea: 1.3
Izardiа: Libra
Angular diameter: 9.7"
Status: near superior conjunction

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

Igoera zuzena: 12h30m22s
Deklinazioa: -07°44'50"

Venus

Excellent
Itxurazko magnitudea: -4.1
Izardiа: Scorpius
Angular diameter: 15.5"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Igoera zuzena: 14h01m35s
Deklinazioa: -13°14'45"

Mars

Excellent
Itxurazko magnitudea: 1.7
Izardiа: Virgo
Angular diameter: 3.5"
Status: near western quadrature

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

Igoera zuzena: 11h50m28s
Deklinazioa: +01°59'13"

Jupiter

Excellent
Itxurazko magnitudea: -2.2
Izardiа: Cancer
Angular diameter: 37.2"
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

Igoera zuzena: 06h34m13s
Deklinazioa: +22°54'59"

Saturn

Excellent
Itxurazko magnitudea: 0.4
Izardiа: Capricornus
Angular diameter: 17.1"
Status: near western quadrature

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

Igoera zuzena: 18h31m44s
Deklinazioa: -22°45'52"

Uranus

Fair
Itxurazko magnitudea: 5.7
Izardiа: Capricornus
Angular diameter: 3.7"
Status: near western quadrature

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

Igoera zuzena: 18h05m53s
Deklinazioa: -23°42'23"

Neptune

Fair
Itxurazko magnitudea: 7.8
Izardiа: Capricornus
Angular diameter: 2.3"
Status: near western quadrature

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

Igoera zuzena: 18h41m35s
Deklinazioa: -22°11'40"

Moon

Excellent
Itxurazko magnitudea: -12.7
Izardiа: Pisces
Angular diameter: 12871.3"
Status: Moon illumination 99.6%

Observation tip: Moon illumination 99.6%; good for observing lunar surface detail

Igoera zuzena: 23h02m57s
Deklinazioa: -04°11'46"