Sigma Hydrids are faint, minor
meteor shower
A meteor shower is a celestial event in which a number of meteors are observed to radiate, or originate, from one point in the night sky. These meteors are caused by streams of cosmic debris called meteoroids entering Earth's atmosphere at extr ...
with peak on 9 December.
ZHR is 3-5 and
population index is 3. They are active from December 3 to 20.
Sigma hydrids were discovered by
Richard E. McCrosky and
Annette Posen.
archiv
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References
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Meteor showers
December events
Hydra (constellation)
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