October 1987 Zeru gertakariak

Behatzailearen kokapena:Beijing (39.904°, 116.407°)

Planeten ikuspegi orokorra

24 guztira zeru-gertaerak, barne 4 ilargi-faseak eta 3 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

October 1987 mid-month observing conditions

Mercury

Excellent
Itxurazko magnitudea: 0.4
Izardiа: Scorpius
Angular diameter: 8.3"
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: 14h38m05s
Deklinazioa: -18°55'34"

Venus

Excellent
Itxurazko magnitudea: -3.9
Izardiа: Scorpius
Angular diameter: 10.1"
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: 14h12m11s
Deklinazioa: -12°42'54"

Mars

Excellent
Itxurazko magnitudea: 1.8
Izardiа: Libra
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

Igoera zuzena: 12h16m09s
Deklinazioa: -00°40'56"

Jupiter

Excellent
Itxurazko magnitudea: -2.9
Izardiа: Aries
Angular diameter: 49.8"
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: 01h35m36s
Deklinazioa: +08°15'47"

Saturn

Excellent
Itxurazko magnitudea: 0.5
Izardiа: Sagittarius
Angular diameter: 15.7"
Status: near western quadrature

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

Igoera zuzena: 17h04m02s
Deklinazioa: -21°34'03"

Uranus

Fair
Itxurazko magnitudea: 5.7
Izardiа: Sagittarius
Angular diameter: 3.6"
Status: near western quadrature

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

Igoera zuzena: 17h31m40s
Deklinazioa: -23°26'35"

Neptune

Fair
Itxurazko magnitudea: 7.9
Izardiа: Capricornus
Angular diameter: 2.2"
Status: near western quadrature

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

Igoera zuzena: 18h23m31s
Deklinazioa: -22°20'24"

Moon

Excellent
Itxurazko magnitudea: -12.7
Izardiа: Cancer
Angular diameter: 11519.7"
Status: Moon illumination 47.8%

Observation tip: Moon illumination 47.8%; good for observing lunar surface detail

Igoera zuzena: 07h46m22s
Deklinazioa: +26°10'02"