February 2009 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

23 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 2 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 2009 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: 0.1
Žvaigždynas: Aquarius
Angular diameter: 6.7"
Status: near inferior conjunction

Observation tip: Visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascensija: 20h10m03s
Deklinacija: -19°52'28"

Venus

Excellent
Regimasis ryškis: -4.8
Žvaigždynas: Aries
Angular diameter: 36.3"
Status: near superior 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: 00h26m01s
Deklinacija: +06°51'02"

Mars

Excellent
Regimasis ryškis: 1.2
Žvaigždynas: Aquarius
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

Rektascensija: 20h42m51s
Deklinacija: -19°15'21"

Jupiter

Excellent
Regimasis ryškis: -2.0
Žvaigždynas: Aquarius
Angular diameter: 32.7"
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

Rektascensija: 20h48m14s
Deklinacija: -18°20'17"

Saturn

Excellent
Regimasis ryškis: 0.6
Žvaigždynas: Virgo
Angular diameter: 19.6"
Status: near eastern quadrature

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

Rektascensija: 11h26m55s
Deklinacija: +05°59'24"

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: 23h28m38s
Deklinacija: -04°10'52"

Neptune

Fair
Regimasis ryškis: 7.8
Žvaigždynas: Aquarius
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascensija: 21h45m51s
Deklinacija: -13°50'58"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Scorpius
Angular diameter: 11875.0"
Status: Moon illumination 68.4%

Observation tip: Moon illumination 68.4%; good for observing lunar surface detail

Rektascensija: 14h02m55s
Deklinacija: -18°05'04"