May 1957 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

21 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

May 1957 mid-month observing conditions

Mercury

Good
Regimasis ryškis: 2.9
Žvaigždynas: Taurus
Angular diameter: 11.6"
Status: near greatest eastern elongation

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

Rektascensija: 02h35m30s
Deklinacija: +12°55'54"

Venus

Excellent
Regimasis ryškis: -3.9
Žvaigždynas: Taurus
Angular diameter: 9.8"
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: 03h59m13s
Deklinacija: +20°27'56"

Mars

Excellent
Regimasis ryškis: 1.7
Žvaigždynas: Cancer
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: 06h28m35s
Deklinacija: +24°34'23"

Jupiter

Excellent
Regimasis ryškis: -2.2
Žvaigždynas: Virgo
Angular diameter: 40.2"
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: 11h32m22s
Deklinacija: +04°32'50"

Saturn

Excellent
Regimasis ryškis: 0.1
Žvaigždynas: Sagittarius
Angular diameter: 18.3"
Status: near eastern quadrature

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

Rektascensija: 16h44m20s
Deklinacija: -20°25'02"

Uranus

Fair
Regimasis ryškis: 5.6
Žvaigždynas: Leo
Angular diameter: 3.7"
Status: near western quadrature

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

Rektascensija: 08h23m23s
Deklinacija: +19°59'10"

Neptune

Fair
Regimasis ryškis: 7.9
Žvaigždynas: Libra
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascensija: 13h56m34s
Deklinacija: -10°00'04"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Sagittarius
Angular diameter: 12155.9"
Status: Moon illumination 98.7%

Observation tip: Moon illumination 98.7%; good for observing lunar surface detail

Rektascensija: 16h22m17s
Deklinacija: -19°56'10"