August 1999 Himmelsereignisse

Beobachterstandort:Beijing (39.904°, 116.407°)

Monatliche Himmelsereignisse

21 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

August 1999 mid-month observing conditions

Mercury

Excellent
Scheinbare Helligkeit: -0.1
Sternbild: Leo
Angular diameter: 7.4"
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: 08h20m03s
Deklination: +18°28'48"

Venus

Excellent
Scheinbare Helligkeit: -4.0
Sternbild: Leo
Angular diameter: 57.0"
Status: near superior 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: 09h59m07s
Deklination: +04°22'18"

Mars

Excellent
Scheinbare Helligkeit: 0.1
Sternbild: Scorpius
Angular diameter: 8.6"
Status: near western quadrature

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

Rektaszension: 15h03m26s
Deklination: -19°02'47"

Jupiter

Excellent
Scheinbare Helligkeit: -2.6
Sternbild: Taurus
Angular diameter: 43.2"
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

Rektaszension: 02h12m03s
Deklination: +11°49'35"

Saturn

Excellent
Scheinbare Helligkeit: 0.2
Sternbild: Taurus
Angular diameter: 18.3"
Status: near eastern quadrature

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

Rektaszension: 03h00m53s
Deklination: +14°35'29"

Uranus

Fair
Scheinbare Helligkeit: 5.7
Sternbild: Aquarius
Angular diameter: 3.7"
Status: near western quadrature

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

Rektaszension: 21h08m50s
Deklination: -17°09'09"

Neptune

Fair
Scheinbare Helligkeit: 7.7
Sternbild: Aquarius
Angular diameter: 2.3"
Status: near western quadrature

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

Rektaszension: 20h18m39s
Deklination: -19°20'28"

Moon

Excellent
Scheinbare Helligkeit: -12.7
Sternbild: Libra
Angular diameter: 11928.3"
Status: Moon illumination 14.2%

Observation tip: Moon illumination 14.2%; good for observing lunar surface detail

Rektaszension: 12h27m32s
Deklination: +01°36'05"