October 1987 Himmelsereignisse

Beobachterstandort:Beijing (39.904°, 116.407°)

Monatliche Himmelsereignisse

24 Himmelereignisse insgesamt, einschließlich 4 Mondphasen und 3 Planetenereignisse.

Tägliche Himmelsereignisse

Alle Zeiten in Ortszeit (Asia/Shanghai)

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

Planetary outlook

October 1987 mid-month observing conditions

Mercury

Excellent
Scheinbare Helligkeit: 0.4
Sternbild: 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

Rektaszension: 14h38m05s
Deklination: -18°55'34"

Venus

Excellent
Scheinbare Helligkeit: -3.9
Sternbild: 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

Rektaszension: 14h12m11s
Deklination: -12°42'54"

Mars

Excellent
Scheinbare Helligkeit: 1.8
Sternbild: 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

Rektaszension: 12h16m09s
Deklination: -00°40'56"

Jupiter

Excellent
Scheinbare Helligkeit: -2.9
Sternbild: 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

Rektaszension: 01h35m36s
Deklination: +08°15'47"

Saturn

Excellent
Scheinbare Helligkeit: 0.5
Sternbild: 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

Rektaszension: 17h04m02s
Deklination: -21°34'03"

Uranus

Fair
Scheinbare Helligkeit: 5.7
Sternbild: Sagittarius
Angular diameter: 3.6"
Status: near western quadrature

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

Rektaszension: 17h31m40s
Deklination: -23°26'35"

Neptune

Fair
Scheinbare Helligkeit: 7.9
Sternbild: Capricornus
Angular diameter: 2.2"
Status: near western quadrature

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

Rektaszension: 18h23m31s
Deklination: -22°20'24"

Moon

Excellent
Scheinbare Helligkeit: -12.7
Sternbild: Cancer
Angular diameter: 11519.7"
Status: Moon illumination 47.8%

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

Rektaszension: 07h46m22s
Deklination: +26°10'02"