December 2010 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

18 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

December 2010 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: 1.9
Žvaigždynas: Capricornus
Angular diameter: 9.3"
Status: near superior conjunction

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

Rektascensija: 18h17m37s
Deklinacija: -22°57'41"

Venus

Excellent
Regimasis ryškis: -4.8
Žvaigždynas: Scorpius
Angular diameter: 34.1"
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

Rektascensija: 14h29m32s
Deklinacija: -11°46'44"

Mars

Excellent
Regimasis ryškis: 1.2
Žvaigždynas: Capricornus
Angular diameter: 3.9"
Status: near western quadrature

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

Rektascensija: 18h23m19s
Deklinacija: -24°13'59"

Jupiter

Excellent
Regimasis ryškis: -2.4
Žvaigždynas: Pisces
Angular diameter: 40.9"
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: 23h42m31s
Deklinacija: -03°20'44"

Saturn

Excellent
Regimasis ryškis: 0.8
Žvaigždynas: Libra
Angular diameter: 16.8"
Status: near eastern quadrature

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

Rektascensija: 13h01m22s
Deklinacija: -04°00'53"

Uranus

Fair
Regimasis ryškis: 5.9
Žvaigždynas: Pisces
Angular diameter: 3.5"
Status: near western quadrature

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

Rektascensija: 23h49m05s
Deklinacija: -01°59'44"

Neptune

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

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

Rektascensija: 21h54m52s
Deklinacija: -13°11'58"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Aries
Angular diameter: 11554.0"
Status: Moon illumination 63.4%

Observation tip: Moon illumination 63.4%; good for observing lunar surface detail

Rektascensija: 00h22m16s
Deklinacija: +08°07'52"