December 1942 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

23 astronominių įvykių iš viso, įskaitant 5 Mėnulio fazes ir 2 planetinius įvykius.

Dienos dangaus reiškiniai

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Group Data Saulėtekis/Saulėlydis Mėnulio patekėjimas/leidimasis Mėnulio fazė Dangaus reiškiniai

Planetary outlook

December 1942 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -0.8
Žvaigždynas: Capricornus
Angular diameter: 4.8"
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: 18h00m28s
Deklinacija: -25°22'55"

Venus

Excellent
Regimasis ryškis: -3.9
Žvaigždynas: Sagittarius
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: 17h57m02s
Deklinacija: -24°00'10"

Mars

Excellent
Regimasis ryškis: 1.6
Žvaigždynas: Scorpius
Angular diameter: 3.9"
Status: near eastern quadrature

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

Rektascensija: 15h49m18s
Deklinacija: -19°58'22"

Jupiter

Excellent
Regimasis ryškis: -2.6
Žvaigždynas: Cancer
Angular diameter: 45.4"
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: 07h41m48s
Deklinacija: +21°36'22"

Saturn

Excellent
Regimasis ryškis: -0.3
Žvaigždynas: Gemini
Angular diameter: 20.5"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Saturn’s rings require a telescope to see clearly

Rektascensija: 04h26m07s
Deklinacija: +19°44'50"

Uranus

Fair
Regimasis ryškis: 5.6
Žvaigždynas: Taurus
Angular diameter: 3.8"
Status: near western quadrature

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

Rektascensija: 03h58m47s
Deklinacija: +20°22'06"

Neptune

Fair
Regimasis ryškis: 7.9
Žvaigždynas: Libra
Angular diameter: 2.2"
Status: near eastern quadrature

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

Rektascensija: 12h09m16s
Deklinacija: +00°26'50"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Pisces
Angular diameter: 12192.2"
Status: Moon illumination 52.9%

Observation tip: Moon illumination 52.9%; good for observing lunar surface detail

Rektascensija: 23h47m31s
Deklinacija: -03°57'53"