May 1999 Gökyüzü Olayları

Observer Location:Beijing (39.904°, 116.407°)

Gezegenlere Genel Bakış

21 sky events total, including 4 moon phases and 1 planetary events.

Gökyüzü Olayları

All times are in local time (Asia/Shanghai)

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

Planetary outlook

May 1999 mid-month observing conditions

Mercury

Excellent
Apparent magnitude: -1.1
Takımyıldız: Taurus
Angular diameter: 5.3"
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

Right ascension: 02h37m46s
Gerilim: +13°57'11"

Venus

Excellent
Apparent magnitude: -4.2
Takımyıldız: Cancer
Angular diameter: 18.0"
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

Right ascension: 06h31m02s
Gerilim: +25°52'15"

Mars

Excellent
Apparent magnitude: -1.4
Takımyıldız: Libra
Angular diameter: 15.7"
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: 13h41m36s
Gerilim: -10°01'35"

Jupiter

Excellent
Apparent magnitude: -2.1
Takımyıldız: Aries
Angular diameter: 34.1"
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: 01h20m39s
Gerilim: +07°17'52"

Saturn

Excellent
Apparent magnitude: 0.4
Takımyıldız: Taurus
Angular diameter: 16.3"
Status: near eastern quadrature

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

Right ascension: 02h29m13s
Gerilim: +12°25'07"

Uranus

Fair
Apparent magnitude: 5.8
Takımyıldız: Aquarius
Angular diameter: 3.6"
Status: near eastern quadrature

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

Right ascension: 21h17m44s
Gerilim: -16°26'59"

Neptune

Fair
Apparent magnitude: 7.8
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: 20h26m26s
Gerilim: -18°53'28"

Moon

Excellent
Apparent magnitude: -12.7
Takımyıldız: Taurus
Angular diameter: 13014.7"
Status: Moon illumination 0.6%

Observation tip: Moon illumination 0.6%; good for observing lunar surface detail

Right ascension: 03h02m01s
Gerilim: +11°58'07"