February 2011 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

18 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 3 planetinius įvykius.

Dienos dangaus reiškiniai

Visi laikai nurodyti vietos laiku (Asia/Shanghai)

Group Data Saulėtekis/Saulėlydis Mėnulio patekėjimas/leidimasis Mėnulio fazė Dangaus reiškiniai

Planetary outlook

February 2011 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -0.9
Žvaigždynas: Aquarius
Angular diameter: 4.8"
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

Rektascensija: 21h24m20s
Deklinacija: -17°25'20"

Venus

Excellent
Regimasis ryškis: -4.2
Žvaigždynas: Capricornus
Angular diameter: 17.5"
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

Rektascensija: 18h52m51s
Deklinacija: -21°02'57"

Mars

Excellent
Regimasis ryškis: 1.0
Žvaigždynas: Aquarius
Angular diameter: 3.9"
Status: near eastern quadrature

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

Rektascensija: 21h45m20s
Deklinacija: -14°39'23"

Jupiter

Excellent
Regimasis ryškis: -2.1
Žvaigždynas: Aries
Angular diameter: 34.7"
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

Rektascensija: 00h18m50s
Deklinacija: +00°48'09"

Saturn

Excellent
Regimasis ryškis: 0.6
Žvaigždynas: Libra
Angular diameter: 18.6"
Status: near eastern quadrature

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

Rektascensija: 13h06m15s
Deklinacija: -04°13'00"

Uranus

Fair
Regimasis ryškis: 6.0
Žvaigždynas: Pisces
Angular diameter: 3.4"
Status: near western quadrature

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

Rektascensija: 23h56m10s
Deklinacija: -01°11'29"

Neptune

Fair
Regimasis ryškis: 7.8
Žvaigždynas: Pisces
Angular diameter: 2.2"
Status: near western quadrature

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

Rektascensija: 22h02m29s
Deklinacija: -12°31'22"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Cancer
Angular diameter: 12448.8"
Status: Moon illumination 85.0%

Observation tip: Moon illumination 85.0%; good for observing lunar surface detail

Rektascensija: 06h44m48s
Deklinacija: +22°14'02"