December 2013 Dangaus reiškiniai
Stebėtojo vieta：Beijing (39.904°, 116.407°)
Mėnesio dangaus reiškinių apžvalga
19 astronominių įvykių iš viso, įskaitant 4 Mėnulio fazes ir 1 planetinius įvykius.
Dienos dangaus reiškiniai
Visi laikai nurodyti vietos laiku (Asia/Shanghai)
| Data | Saulėtekis/Saulėlydis | Mėnulio patekėjimas/leidimasis | Mėnulio fazė | Dangaus reiškiniai |
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Planetary outlook
December 2013 mid-month observing conditions
Mercury
Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn
Venus
Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn
Mars
Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition
Jupiter
Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing
Saturn
Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly
Uranus
Observation tip: Binoculars are recommended; Binoculars or a telescope are recommended
Neptune
Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green
Moon
Observation tip: Moon illumination 94.7%; good for observing lunar surface detail
2013 sky events by month
Choose a month to explore the detailed forecast