December 2040 Dangaus reiškiniai

Stebėtojo vieta:Beijing (39.904°, 116.407°)

Mėnesio dangaus reiškinių apžvalga

26 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 2 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 2040 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: 17h33m16s
Deklinacija: -24°36'52"

Venus

Excellent
Regimasis ryškis: -4.3
Žvaigždynas: Aquarius
Angular diameter: 19.9"
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: 20h50m32s
Deklinacija: -20°00'44"

Mars

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

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

Rektascensija: 17h35m04s
Deklinacija: -23°56'46"

Jupiter

Excellent
Regimasis ryškis: -1.8
Žvaigždynas: Libra
Angular diameter: 33.3"
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: 13h39m27s
Deklinacija: -09°03'11"

Saturn

Excellent
Regimasis ryškis: 0.8
Žvaigždynas: Libra
Angular diameter: 16.5"
Status: near eastern quadrature

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

Rektascensija: 13h26m31s
Deklinacija: -06°32'16"

Uranus

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

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

Rektascensija: 08h40m46s
Deklinacija: +18°58'13"

Neptune

Fair
Regimasis ryškis: 7.7
Žvaigždynas: Taurus
Angular diameter: 2.3"
Status: near western quadrature

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

Rektascensija: 02h06m43s
Deklinacija: +10°55'25"

Moon

Excellent
Regimasis ryškis: -12.7
Žvaigždynas: Taurus
Angular diameter: 11975.1"
Status: Moon illumination 88.1%

Observation tip: Moon illumination 88.1%; good for observing lunar surface detail

Rektascensija: 02h44m20s
Deklinacija: +14°49'39"