July 1987 Astronomické javy

Poloha pozorovateľa:Beijing (39.904°, 116.407°)

Prehľad mesačných nebeských úkazov

23 celkovo nebeských úkazov vrátane 4 fázy Mesiaca a 2 planetárne javy.

Denné nebeské úkazy

Všetky časy sú v miestnom čase (Asia/Shanghai)

Group Dátum Východ/západ Slnka Východ/západ Mesiaca Fáza Mesiaca Astronomické javy

Planetary outlook

July 1987 mid-month observing conditions

Mercury

Good
Zdanlivá magnitúda: 2.1
Súhvezdie: Cancer
Angular diameter: 10.1"
Status: near greatest eastern elongation

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

Rektascenzia: 06h31m13s
Deklinácia: +18°51'53"

Venus

Excellent
Zdanlivá magnitúda: -3.9
Súhvezdie: Cancer
Angular diameter: 9.9"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Rektascenzia: 06h48m55s
Deklinácia: +23°12'09"

Mars

Excellent
Zdanlivá magnitúda: 1.8
Súhvezdie: Leo
Angular diameter: 3.6"
Status: near western quadrature

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

Rektascenzia: 08h31m49s
Deklinácia: +20°04'16"

Jupiter

Excellent
Zdanlivá magnitúda: -2.4
Súhvezdie: Aries
Angular diameter: 39.8"
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

Rektascenzia: 01h44m45s
Deklinácia: +09°26'35"

Saturn

Excellent
Zdanlivá magnitúda: 0.2
Súhvezdie: Sagittarius
Angular diameter: 18.1"
Status: near western quadrature

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

Rektascenzia: 16h57m43s
Deklinácia: -21°07'18"

Uranus

Fair
Zdanlivá magnitúda: 5.6
Súhvezdie: Sagittarius
Angular diameter: 3.8"
Status: near western quadrature

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

Rektascenzia: 17h32m12s
Deklinácia: -23°26'44"

Neptune

Fair
Zdanlivá magnitúda: 7.8
Súhvezdie: Capricornus
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascenzia: 18h26m46s
Deklinácia: -22°15'03"

Moon

Excellent
Zdanlivá magnitúda: -12.7
Súhvezdie: Pisces
Angular diameter: 12637.2"
Status: Moon illumination 79.5%

Observation tip: Moon illumination 79.5%; good for observing lunar surface detail

Rektascenzia: 23h10m56s
Deklinácia: -07°04'39"