February 1990 Astronomické javy

Poloha pozorovateľa:Beijing (39.904°, 116.407°)

Prehľad mesačných nebeských úkazov

23 celkovo nebeských úkazov vrátane 4 fázy Mesiaca a 1 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

February 1990 mid-month observing conditions

Mercury

Excellent
Zdanlivá magnitúda: -0.2
Súhvezdie: Aquarius
Angular diameter: 5.6"
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: 20h26m39s
Deklinácia: -20°17'34"

Venus

Excellent
Zdanlivá magnitúda: -4.9
Súhvezdie: Capricornus
Angular diameter: 45.8"
Status: near greatest eastern 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: 19h29m42s
Deklinácia: -15°04'36"

Mars

Excellent
Zdanlivá magnitúda: 1.3
Súhvezdie: Capricornus
Angular diameter: 4.6"
Status: near eastern quadrature

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

Rektascenzia: 18h51m54s
Deklinácia: -23°28'48"

Jupiter

Excellent
Zdanlivá magnitúda: -2.5
Súhvezdie: Cancer
Angular diameter: 43.4"
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: 06h04m13s
Deklinácia: +23°25'42"

Saturn

Excellent
Zdanlivá magnitúda: 0.6
Súhvezdie: Capricornus
Angular diameter: 15.4"
Status: near eastern quadrature

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

Rektascenzia: 19h29m33s
Deklinácia: -21°35'59"

Uranus

Fair
Zdanlivá magnitúda: 5.8
Súhvezdie: Capricornus
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rektascenzia: 18h35m49s
Deklinácia: -23°28'06"

Neptune

Fair
Zdanlivá magnitúda: 7.9
Súhvezdie: Capricornus
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascenzia: 18h58m45s
Deklinácia: -21°54'13"

Moon

Excellent
Zdanlivá magnitúda: -12.7
Súhvezdie: Libra
Angular diameter: 11544.9"
Status: Moon illumination 75.2%

Observation tip: Moon illumination 75.2%; good for observing lunar surface detail

Rektascenzia: 13h27m59s
Deklinácia: -14°32'07"