December 1954 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

17 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

December 1954 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -0.9
Žvaigždynas: Sagittarius
Angular diameter: 4.7"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Rektascensija: 17h01m38s
Deklinacija: -23°24'46"

Venus

Excellent
Regimasis ryškis: -4.9
Žvaigždynas: Scorpius
Angular diameter: 44.9"
Status: near greatest eastern 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: 14h58m16s
Deklinacija: -14°08'30"

Mars

Excellent
Regimasis ryškis: 0.5
Žvaigždynas: Pisces
Angular diameter: 7.2"
Status: near western quadrature

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

Rektascensija: 22h38m41s
Deklinacija: -09°37'56"

Jupiter

Excellent
Regimasis ryškis: -2.6
Žvaigždynas: Leo
Angular diameter: 44.8"
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: 08h03m30s
Deklinacija: +20°45'10"

Saturn

Excellent
Regimasis ryškis: 0.6
Žvaigždynas: Scorpius
Angular diameter: 15.6"
Status: near eastern quadrature

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

Rektascensija: 14h59m24s
Deklinacija: -14°44'59"

Uranus

Fair
Regimasis ryškis: 5.5
Žvaigždynas: Cancer
Angular diameter: 4.0"
Status: near eastern quadrature

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

Rektascensija: 07h56m30s
Deklinacija: +21°17'39"

Neptune

Fair
Regimasis ryškis: 8.0
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: 13h45m09s
Deklinacija: -09°04'20"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Leo
Angular diameter: 12116.9"
Status: Moon illumination 70.9%

Observation tip: Moon illumination 70.9%; good for observing lunar surface detail

Rektascensija: 09h54m23s
Deklinacija: +08°17'03"