December 2012 Astronomické javy

Poloha pozorovateľa:Beijing (39.904°, 116.407°)

Prehľad mesačných nebeských úkazov

19 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

December 2012 mid-month observing conditions

Mercury

Excellent
Zdanlivá magnitúda: -0.5
Súhvezdie: Sagittarius
Angular diameter: 5.5"
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

Rektascenzia: 16h14m38s
Deklinácia: -19°58'46"

Venus

Excellent
Zdanlivá magnitúda: -3.9
Súhvezdie: Scorpius
Angular diameter: 11.3"
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: 15h46m19s
Deklinácia: -18°31'53"

Mars

Excellent
Zdanlivá magnitúda: 1.2
Súhvezdie: Capricornus
Angular diameter: 4.3"
Status: near western quadrature

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

Rektascenzia: 19h33m15s
Deklinácia: -22°53'14"

Jupiter

Excellent
Zdanlivá magnitúda: -2.8
Súhvezdie: Gemini
Angular diameter: 48.1"
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: 04h32m39s
Deklinácia: +21°08'53"

Saturn

Excellent
Zdanlivá magnitúda: 0.7
Súhvezdie: Scorpius
Angular diameter: 15.9"
Status: near eastern quadrature

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

Rektascenzia: 14h25m47s
Deklinácia: -12°01'21"

Uranus

Fair
Zdanlivá magnitúda: 5.9
Súhvezdie: Aries
Angular diameter: 3.6"
Status: near western quadrature

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

Rektascenzia: 00h18m04s
Deklinácia: +01°10'31"

Neptune

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

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

Rektascenzia: 22h11m50s
Deklinácia: -11°48'08"

Moon

Excellent
Zdanlivá magnitúda: -12.7
Súhvezdie: Capricornus
Angular diameter: 12884.1"
Status: Moon illumination 4.1%

Observation tip: Moon illumination 4.1%; good for observing lunar surface detail

Rektascenzia: 19h09m33s
Deklinácia: -18°23'31"