July 1999 Gökyüzü Olayları

Observer Location:Beijing (39.904°, 116.407°)

Gezegenlere Genel Bakış

23 sky events total, including 4 moon phases and 2 planetary events.

Gökyüzü Olayları

All times are in local time (Asia/Shanghai)

Group Tarih Sunrise/Sunset Moonrise/Moonset Moon Phase Gökyüzü Olayları

Planetary outlook

July 1999 mid-month observing conditions

Mercury

Good
Apparent magnitude: 2.0
Takımyıldız: Leo
Angular diameter: 10.8"
Status: near superior conjunction

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

Right ascension: 08h43m19s
Gerilim: +14°37'54"

Venus

Excellent
Apparent magnitude: -4.7
Takımyıldız: Virgo
Angular diameter: 37.4"
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

Right ascension: 10h11m13s
Gerilim: +09°54'43"

Mars

Excellent
Apparent magnitude: -0.2
Takımyıldız: Scorpius
Angular diameter: 10.4"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Right ascension: 14h03m40s
Gerilim: -13°59'13"

Jupiter

Excellent
Apparent magnitude: -2.3
Takımyıldız: Taurus
Angular diameter: 39.2"
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

Right ascension: 02h02m24s
Gerilim: +11°05'59"

Saturn

Excellent
Apparent magnitude: 0.3
Takımyıldız: Taurus
Angular diameter: 17.4"
Status: near eastern quadrature

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

Right ascension: 02h54m27s
Gerilim: +14°14'42"

Uranus

Fair
Apparent magnitude: 5.7
Takımyıldız: Aquarius
Angular diameter: 3.7"
Status: near eastern quadrature

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

Right ascension: 21h13m37s
Gerilim: -16°47'39"

Neptune

Fair
Apparent magnitude: 7.7
Takımyıldız: Aquarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Right ascension: 20h22m03s
Gerilim: -19°08'46"

Moon

Excellent
Apparent magnitude: -12.7
Takımyıldız: Leo
Angular diameter: 12499.3"
Status: Moon illumination 4.9%

Observation tip: Moon illumination 4.9%; good for observing lunar surface detail

Right ascension: 09h20m28s
Gerilim: +15°58'23"