April 2010 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

20 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

April 2010 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: 1.1
Žvaigždynas: Taurus
Angular diameter: 9.1"
Status: near superior conjunction

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

Rektascensija: 02h34m45s
Deklinacija: +18°22'05"

Venus

Excellent
Regimasis ryškis: -3.9
Žvaigždynas: Taurus
Angular diameter: 10.9"
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: 03h00m09s
Deklinacija: +17°08'44"

Mars

Excellent
Regimasis ryškis: 0.4
Žvaigždynas: Leo
Angular diameter: 8.2"
Status: near western quadrature

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

Rektascensija: 08h38m47s
Deklinacija: +21°00'50"

Jupiter

Excellent
Regimasis ryškis: -2.1
Žvaigždynas: Pisces
Angular diameter: 34.1"
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: 23h26m20s
Deklinacija: -04°43'23"

Saturn

Excellent
Regimasis ryškis: 0.6
Žvaigždynas: Libra
Angular diameter: 19.3"
Status: near western quadrature

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

Rektascensija: 12h02m13s
Deklinacija: +02°32'53"

Uranus

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

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

Rektascensija: 23h54m25s
Deklinacija: -01°23'24"

Neptune

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

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

Rektascensija: 22h01m46s
Deklinacija: -12°32'18"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Aries
Angular diameter: 11893.4"
Status: Moon illumination 0.4%

Observation tip: Moon illumination 0.4%; good for observing lunar surface detail

Rektascensija: 01h46m49s
Deklinacija: +16°11'48"