July 1917 Astronomické javy

Poloha pozorovateľa:Beijing (39.904°, 116.407°)

Prehľad mesačných nebeských úkazov

24 celkovo nebeských úkazov vrátane 4 fázy Mesiaca a 3 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 1917 mid-month observing conditions

Mercury

Excellent
Zdanlivá magnitúda: -1.9
Súhvezdie: Cancer
Angular diameter: 5.0"
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

Rektascenzia: 07h47m32s
Deklinácia: +22°49'49"

Venus

Excellent
Zdanlivá magnitúda: -3.9
Súhvezdie: Leo
Angular diameter: 10.7"
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

Rektascenzia: 09h04m47s
Deklinácia: +18°20'32"

Mars

Excellent
Zdanlivá magnitúda: 1.5
Súhvezdie: Gemini
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

Rektascenzia: 05h21m02s
Deklinácia: +23°23'54"

Jupiter

Excellent
Zdanlivá magnitúda: -2.1
Súhvezdie: Gemini
Angular diameter: 35.1"
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

Rektascenzia: 04h04m34s
Deklinácia: +19°57'25"

Saturn

Excellent
Zdanlivá magnitúda: 0.3
Súhvezdie: Leo
Angular diameter: 16.5"
Status: near western quadrature

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

Rektascenzia: 08h19m40s
Deklinácia: +20°00'34"

Uranus

Fair
Zdanlivá magnitúda: 5.8
Súhvezdie: Aquarius
Angular diameter: 3.7"
Status: near eastern quadrature

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

Rektascenzia: 21h42m00s
Deklinácia: -14°35'43"

Neptune

Fair
Zdanlivá magnitúda: 8.0
Súhvezdie: Leo
Angular diameter: 2.2"
Status: near western quadrature

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

Rektascenzia: 08h25m36s
Deklinácia: +19°03'02"

Moon

Excellent
Zdanlivá magnitúda: -12.7
Súhvezdie: Gemini
Angular diameter: 11930.5"
Status: Moon illumination 16.0%

Observation tip: Moon illumination 16.0%; good for observing lunar surface detail

Rektascenzia: 04h09m26s
Deklinácia: +24°10'20"