August 1981 Himmelsereignisse

Beobachterstandort:Beijing (39.904°, 116.407°)

Monatliche Himmelsereignisse

21 Himmelereignisse insgesamt, einschließlich 4 Mondphasen und 1 Planetenereignisse.

Tägliche Himmelsereignisse

Alle Zeiten in Ortszeit (Asia/Shanghai)

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

Planetary outlook

August 1981 mid-month observing conditions

Mercury

Excellent
Scheinbare Helligkeit: -1.5
Sternbild: Leo
Angular diameter: 4.9"
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

Rektaszension: 09h59m23s
Deklination: +14°07'00"

Venus

Excellent
Scheinbare Helligkeit: -3.9
Sternbild: Virgo
Angular diameter: 12.8"
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: 11h45m50s
Deklination: +02°33'37"

Mars

Excellent
Scheinbare Helligkeit: 1.6
Sternbild: Cancer
Angular diameter: 4.1"
Status: near eastern quadrature

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

Rektaszension: 07h19m57s
Deklination: +22°56'51"

Jupiter

Excellent
Scheinbare Helligkeit: -1.8
Sternbild: Libra
Angular diameter: 32.3"
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: 12h32m57s
Deklination: -02°17'34"

Saturn

Excellent
Scheinbare Helligkeit: 0.9
Sternbild: Libra
Angular diameter: 16.2"
Status: near western quadrature

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

Rektaszension: 12h28m43s
Deklination: -00°38'13"

Uranus

Fair
Scheinbare Helligkeit: 5.6
Sternbild: Scorpius
Angular diameter: 3.8"
Status: near western quadrature

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

Rektaszension: 15h35m19s
Deklination: -19°05'11"

Neptune

Fair
Scheinbare Helligkeit: 7.9
Sternbild: Sagittarius
Angular diameter: 2.3"
Status: near western quadrature

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

Rektaszension: 17h26m18s
Deklination: -21°52'40"

Moon

Excellent
Scheinbare Helligkeit: -12.7
Sternbild: Aquarius
Angular diameter: 12095.6"
Status: Moon illumination 99.4%

Observation tip: Moon illumination 99.4%; good for observing lunar surface detail

Rektaszension: 21h05m26s
Deklination: -17°47'18"