December 1928 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

23 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 3 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 1928 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -1.2
Žvaigždynas: Sagittarius
Angular diameter: 4.6"
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: 17h19m40s
Deklinacija: -24°13'55"

Venus

Excellent
Regimasis ryškis: -4.1
Žvaigždynas: Aquarius
Angular diameter: 15.4"
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: 20h25m28s
Deklinacija: -21°27'22"

Mars

Excellent
Regimasis ryškis: -1.7
Žvaigždynas: Cancer
Angular diameter: 16.0"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Rektascensija: 06h09m09s
Deklinacija: +26°25'38"

Jupiter

Excellent
Regimasis ryškis: -2.7
Žvaigždynas: Aries
Angular diameter: 45.8"
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: 01h55m55s
Deklinacija: +10°28'20"

Saturn

Excellent
Regimasis ryškis: 0.4
Žvaigždynas: Sagittarius
Angular diameter: 15.1"
Status: near eastern quadrature

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

Rektascensija: 17h24m12s
Deklinacija: -22°00'32"

Uranus

Fair
Regimasis ryškis: 5.9
Žvaigždynas: Aries
Angular diameter: 3.5"
Status: near western quadrature

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

Rektascensija: 00h13m53s
Deklinacija: +00°43'09"

Neptune

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

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

Rektascensija: 10h14m21s
Deklinacija: +11°32'06"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Capricornus
Angular diameter: 11561.1"
Status: Moon illumination 7.0%

Observation tip: Moon illumination 7.0%; good for observing lunar surface detail

Rektascensija: 19h43m04s
Deklinacija: -25°34'51"