April 2011 Astronomické javy

Poloha pozorovateľa:Beijing (39.904°, 116.407°)

Prehľad mesačných nebeských úkazov

19 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

April 2011 mid-month observing conditions

Mercury

Fair
Zdanlivá magnitúda: 4.1
Súhvezdie: Aries
Angular diameter: 11.6"
Status: near greatest eastern elongation

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascenzia: 00h56m27s
Deklinácia: +07°13'27"

Venus

Excellent
Zdanlivá magnitúda: -3.9
Súhvezdie: Pisces
Angular diameter: 12.4"
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: 23h34m47s
Deklinácia: -04°13'35"

Mars

Excellent
Zdanlivá magnitúda: 1.2
Súhvezdie: Aries
Angular diameter: 4.0"
Status: near eastern quadrature

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

Rektascenzia: 00h37m50s
Deklinácia: +03°09'17"

Jupiter

Excellent
Zdanlivá magnitúda: -2.1
Súhvezdie: Aries
Angular diameter: 33.2"
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

Rektascenzia: 01h09m50s
Deklinácia: +06°14'48"

Saturn

Excellent
Zdanlivá magnitúda: 0.4
Súhvezdie: Libra
Angular diameter: 19.3"
Status: near western quadrature

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

Rektascenzia: 12h52m13s
Deklinácia: -02°37'42"

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: 00h08m08s
Deklinácia: +00°06'41"

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: 22h10m09s
Deklinácia: -11°50'28"

Moon

Excellent
Zdanlivá magnitúda: -12.7
Súhvezdie: Virgo
Angular diameter: 12833.0"
Status: Moon illumination 85.8%

Observation tip: Moon illumination 85.8%; good for observing lunar surface detail

Rektascenzia: 10h41m00s
Deklinácia: +03°02'44"