September 2011 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

20 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

September 2011 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -1.3
Žvaigždynas: Virgo
Angular diameter: 5.5"
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: 10h48m05s
Deklinacija: +09°29'13"

Venus

Excellent
Regimasis ryškis: -3.9
Žvaigždynas: Libra
Angular diameter: 9.8"
Status: near greatest western 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: 12h01m34s
Deklinacija: +01°15'22"

Mars

Excellent
Regimasis ryškis: 1.4
Žvaigždynas: Cancer
Angular diameter: 4.9"
Status: near eastern quadrature

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

Rektascensija: 07h58m59s
Deklinacija: +21°32'02"

Jupiter

Excellent
Regimasis ryškis: -2.7
Žvaigždynas: Taurus
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

Rektascensija: 02h32m01s
Deklinacija: +13°26'25"

Saturn

Excellent
Regimasis ryškis: 0.9
Žvaigždynas: Libra
Angular diameter: 15.7"
Status: near western quadrature

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

Rektascensija: 13h05m09s
Deklinacija: -04°28'45"

Uranus

Fair
Regimasis ryškis: 5.8
Žvaigždynas: Aries
Angular diameter: 3.7"
Status: near eastern quadrature

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

Rektascensija: 00h12m17s
Deklinacija: +00°29'32"

Neptune

Fair
Regimasis ryškis: 7.7
Žvaigždynas: Pisces
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascensija: 22h04m59s
Deklinacija: -12°22'22"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Aries
Angular diameter: 11458.9"
Status: Moon illumination 93.8%

Observation tip: Moon illumination 93.8%; good for observing lunar surface detail

Rektascensija: 01h08m57s
Deklinacija: +11°54'27"