December 2001 Astronomické javy

Poloha pozorovateľa:Beijing (39.904°, 116.407°)

Prehľad mesačných nebeských úkazov

27 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 2001 mid-month observing conditions

Mercury

Excellent
Zdanlivá magnitúda: -0.9
Súhvezdie: Sagittarius
Angular diameter: 4.7"
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: 17h54m12s
Deklinácia: -25°13'01"

Venus

Excellent
Zdanlivá magnitúda: -3.9
Súhvezdie: Sagittarius
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: 16h58m18s
Deklinácia: -22°24'20"

Mars

Excellent
Zdanlivá magnitúda: 0.5
Súhvezdie: Pisces
Angular diameter: 6.8"
Status: near western quadrature

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

Rektascenzia: 22h26m48s
Deklinácia: -10°51'50"

Jupiter

Excellent
Zdanlivá magnitúda: -2.7
Súhvezdie: Cancer
Angular diameter: 46.6"
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: 06h55m59s
Deklinácia: +22°46'39"

Saturn

Excellent
Zdanlivá magnitúda: -0.4
Súhvezdie: Gemini
Angular diameter: 20.5"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektascenzia: 04h36m56s
Deklinácia: +20°11'44"

Uranus

Fair
Zdanlivá magnitúda: 5.9
Súhvezdie: Aquarius
Angular diameter: 3.4"
Status: near western quadrature

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

Rektascenzia: 21h37m26s
Deklinácia: -14°55'35"

Neptune

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

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

Rektascenzia: 20h37m03s
Deklinácia: -18°26'34"

Moon

Excellent
Zdanlivá magnitúda: -12.7
Súhvezdie: Sagittarius
Angular diameter: 12057.6"
Status: Moon illumination 0.0%

Observation tip: Moon illumination 0.0%; good for observing lunar surface detail

Rektascenzia: 17h36m52s
Deklinácia: -23°06'19"