December 2087 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 2087 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -0.7
Žvaigždynas: Capricornus
Angular diameter: 5.0"
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: 18h19m04s
Deklinacija: -25°29'06"

Venus

Excellent
Regimasis ryškis: -4.0
Žvaigždynas: Scorpius
Angular diameter: 13.9"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Rektascensija: 14h58m19s
Deklinacija: -14°47'54"

Mars

Excellent
Regimasis ryškis: 1.2
Žvaigždynas: Sagittarius
Angular diameter: 3.8"
Status: near eastern quadrature

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

Rektascensija: 17h23m39s
Deklinacija: -23°43'38"

Jupiter

Excellent
Regimasis ryškis: -1.9
Žvaigždynas: Libra
Angular diameter: 34.3"
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: 12h58m23s
Deklinacija: -04°54'11"

Saturn

Excellent
Regimasis ryškis: 0.1
Žvaigždynas: Taurus
Angular diameter: 19.6"
Status: near western quadrature

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

Rektascensija: 02h23m09s
Deklinacija: +11°30'04"

Uranus

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

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

Rektascensija: 22h11m43s
Deklinacija: -11°57'03"

Neptune

Fair
Regimasis ryškis: 7.7
Žvaigždynas: Leo
Angular diameter: 2.3"
Status: near eastern quadrature

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

Rektascensija: 09h33m04s
Deklinacija: +14°44'24"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Virgo
Angular diameter: 12197.7"
Status: Moon illumination 68.7%

Observation tip: Moon illumination 68.7%; good for observing lunar surface detail

Rektascensija: 10h05m57s
Deklinacija: +06°20'47"