December 1902 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

21 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 1902 mid-month observing conditions

Mercury

Excellent
Regimasis ryškis: -1.3
Žvaigždynas: Sagittarius
Angular diameter: 4.6"
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: 17h31m15s
Deklinacija: -24°42'45"

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: 17h42m14s
Deklinacija: -23°46'12"

Mars

Excellent
Regimasis ryškis: 0.9
Žvaigždynas: Virgo
Angular diameter: 6.5"
Status: near eastern quadrature

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

Rektascensija: 11h54m44s
Deklinacija: +02°53'54"

Jupiter

Excellent
Regimasis ryškis: -2.1
Žvaigždynas: Aquarius
Angular diameter: 35.4"
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: 21h10m33s
Deklinacija: -17°09'32"

Saturn

Excellent
Regimasis ryškis: 0.7
Žvaigždynas: Capricornus
Angular diameter: 15.4"
Status: near western quadrature

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

Rektascensija: 19h51m45s
Deklinacija: -21°13'14"

Uranus

Fair
Regimasis ryškis: 5.8
Žvaigždynas: Sagittarius
Angular diameter: 3.5"
Status: near eastern quadrature

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

Rektascensija: 17h23m01s
Deklinacija: -23°16'43"

Neptune

Fair
Regimasis ryškis: 7.8
Žvaigždynas: Cancer
Angular diameter: 2.4"
Status: near eastern quadrature

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

Rektascensija: 06h11m13s
Deklinacija: +22°16'47"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Gemini
Angular diameter: 13029.2"
Status: Moon illumination 99.8%

Observation tip: Moon illumination 99.8%; good for observing lunar surface detail

Rektascensija: 05h17m07s
Deklinacija: +18°50'57"