April 2003 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

20 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

April 2003 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -0.1
Žvaigždynas: Taurus
Angular diameter: 7.4"
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: 02h43m17s
Deklinacija: +18°33'28"

Venus

Excellent
Regimasis ryškis: -3.9
Žvaigždynas: Pisces
Angular diameter: 12.5"
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: 23h32m32s
Deklinacija: -04°26'57"

Mars

Excellent
Regimasis ryškis: 0.3
Žvaigždynas: Capricornus
Angular diameter: 8.3"
Status: near eastern quadrature

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

Rektascensija: 19h51m45s
Deklinacija: -21°58'20"

Jupiter

Excellent
Regimasis ryškis: -2.2
Žvaigždynas: Leo
Angular diameter: 39.4"
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: 08h43m36s
Deklinacija: +19°02'03"

Saturn

Excellent
Regimasis ryškis: 0.1
Žvaigždynas: Gemini
Angular diameter: 17.5"
Status: near western quadrature

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

Rektascensija: 05h36m11s
Deklinacija: +22°22'39"

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: 22h15m55s
Deklinacija: -11°32'48"

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: 21h01m32s
Deklinacija: -16°54'50"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Libra
Angular diameter: 12859.4"
Status: Moon illumination 94.9%

Observation tip: Moon illumination 94.9%; good for observing lunar surface detail

Rektascensija: 12h03m22s
Deklinacija: +04°35'08"