April 1978 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

18 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 1978 mid-month observing conditions

Mercury

Fair
Regimasis ryškis: 5.0
Žvaigždynas: Aries
Angular diameter: 11.7"
Status: near greatest eastern elongation

Observation tip: Binoculars are recommended; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascensija: 01h07m48s
Deklinacija: +08°45'52"

Venus

Excellent
Regimasis ryškis: -3.9
Žvaigždynas: Taurus
Angular diameter: 10.6"
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: 02h49m53s
Deklinacija: +16°14'20"

Mars

Excellent
Regimasis ryškis: 0.6
Žvaigždynas: Leo
Angular diameter: 7.7"
Status: near western quadrature

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

Rektascensija: 08h17m16s
Deklinacija: +22°09'44"

Jupiter

Excellent
Regimasis ryškis: -2.1
Žvaigždynas: Cancer
Angular diameter: 35.8"
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: 06h01m54s
Deklinacija: +23°26'50"

Saturn

Excellent
Regimasis ryškis: 0.4
Žvaigždynas: Leo
Angular diameter: 19.1"
Status: near western quadrature

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

Rektascensija: 09h46m23s
Deklinacija: +15°03'26"

Uranus

Fair
Regimasis ryškis: 5.4
Žvaigždynas: Scorpius
Angular diameter: 4.0"
Status: near eastern quadrature

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

Rektascensija: 14h51m30s
Deklinacija: -16°00'49"

Neptune

Fair
Regimasis ryškis: 7.9
Žvaigždynas: Sagittarius
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascensija: 17h09m02s
Deklinacija: -21°26'13"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Cancer
Angular diameter: 11508.3"
Status: Moon illumination 44.6%

Observation tip: Moon illumination 44.6%; good for observing lunar surface detail

Rektascensija: 07h16m33s
Deklinacija: +17°05'56"