April 2012 Astronomické javy

Poloha pozorovateľa:Beijing (39.904°, 116.407°)

Prehľad mesačných nebeských úkazov

16 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

April 2012 mid-month observing conditions

Mercury

Excellent
Zdanlivá magnitúda: 0.6
Súhvezdie: Pisces
Angular diameter: 8.4"
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: 23h57m04s
Deklinácia: -02°26'24"

Venus

Excellent
Zdanlivá magnitúda: -4.6
Súhvezdie: Gemini
Angular diameter: 29.6"
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

Rektascenzia: 04h29m43s
Deklinácia: +26°10'47"

Mars

Excellent
Zdanlivá magnitúda: -0.4
Súhvezdie: Virgo
Angular diameter: 11.3"
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

Rektascenzia: 10h26m24s
Deklinácia: +12°41'02"

Jupiter

Excellent
Zdanlivá magnitúda: -2.0
Súhvezdie: Taurus
Angular diameter: 33.3"
Status: near western 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: 02h57m00s
Deklinácia: +15°57'07"

Saturn

Excellent
Zdanlivá magnitúda: 0.3
Súhvezdie: Libra
Angular diameter: 19.1"
Status: near eastern quadrature

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

Rektascenzia: 13h41m23s
Deklinácia: -07°32'39"

Uranus

Fair
Zdanlivá magnitúda: 6.0
Súhvezdie: Aries
Angular diameter: 3.4"
Status: near eastern quadrature

Observation tip: A telescope is required; Binoculars or a telescope are recommended

Rektascenzia: 00h22m03s
Deklinácia: +01°37'59"

Neptune

Fair
Zdanlivá magnitúda: 7.8
Súhvezdie: Pisces
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascenzia: 22h18m35s
Deklinácia: -11°07'16"

Moon

Excellent
Zdanlivá magnitúda: -12.7
Súhvezdie: Aquarius
Angular diameter: 11992.6"
Status: Moon illumination 34.0%

Observation tip: Moon illumination 34.0%; good for observing lunar surface detail

Rektascenzia: 21h01m15s
Deklinácia: -11°56'10"