July 2009 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

22 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 1 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

July 2009 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -2.1
Žvaigždynas: Cancer
Angular diameter: 5.0"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascensija: 07h43m35s
Deklinacija: +22°53'41"

Venus

Excellent
Regimasis ryškis: -4.1
Žvaigždynas: Gemini
Angular diameter: 16.6"
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: 04h37m39s
Deklinacija: +19°41'43"

Mars

Excellent
Regimasis ryškis: 1.1
Žvaigždynas: Gemini
Angular diameter: 5.1"
Status: near eastern quadrature

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

Rektascensija: 04h00m09s
Deklinacija: +20°03'41"

Jupiter

Excellent
Regimasis ryškis: -2.8
Žvaigždynas: Aquarius
Angular diameter: 47.3"
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: 21h53m00s
Deklinacija: -13°54'07"

Saturn

Excellent
Regimasis ryškis: 1.0
Žvaigždynas: Virgo
Angular diameter: 16.7"
Status: near western quadrature

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

Rektascensija: 11h17m56s
Deklinacija: +06°42'54"

Uranus

Fair
Regimasis ryškis: 5.9
Žvaigždynas: Pisces
Angular diameter: 3.6"
Status: near eastern quadrature

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

Rektascensija: 23h48m34s
Deklinacija: -02°05'13"

Neptune

Fair
Regimasis ryškis: 7.7
Žvaigždynas: Aquarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascensija: 21h53m18s
Deklinacija: -13°15'33"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Aries
Angular diameter: 12021.3"
Status: Moon illumination 54.5%

Observation tip: Moon illumination 54.5%; good for observing lunar surface detail

Rektascensija: 00h57m09s
Deklinacija: +11°42'30"