April 2002 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

April 2002 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -1.6
Žvaigždynas: Taurus
Angular diameter: 5.3"
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: 02h03m40s
Deklinacija: +12°58'49"

Venus

Excellent
Regimasis ryškis: -3.9
Žvaigždynas: Taurus
Angular diameter: 10.8"
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: 02h57m33s
Deklinacija: +16°55'10"

Mars

Excellent
Regimasis ryškis: 1.5
Žvaigždynas: Taurus
Angular diameter: 4.2"
Status: near western quadrature

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

Rektascensija: 03h54m15s
Deklinacija: +21°01'25"

Jupiter

Excellent
Regimasis ryškis: -2.1
Žvaigždynas: Cancer
Angular diameter: 36.5"
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: 06h37m36s
Deklinacija: +23°20'59"

Saturn

Excellent
Regimasis ryškis: 0.1
Žvaigždynas: Gemini
Angular diameter: 17.1"
Status: near western quadrature

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

Rektascensija: 04h41m43s
Deklinacija: +20°48'16"

Uranus

Fair
Regimasis ryškis: 5.9
Žvaigždynas: Pisces
Angular diameter: 3.4"
Status: near eastern quadrature

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

Rektascensija: 22h01m15s
Deklinacija: -12°52'42"

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: 20h52m44s
Deklinacija: -17°27'02"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Taurus
Angular diameter: 11663.2"
Status: Moon illumination 4.5%

Observation tip: Moon illumination 4.5%; good for observing lunar surface detail

Rektascensija: 03h10m06s
Deklinacija: +15°06'06"