(meteorobs) Annual variations of sporadic activity

[Roberto G.]

From: "Karl Antier" <ka.antier at wanadoo.fr>


> Dear meteor observers,
> 
> I'm looking forward writing the newt monthly section of a French
> astronomy magazine on meteors on sporadic meteors, as the activity
> of meteor showers will not be that strong in the coming months.
> And I was actually wondering with the sporadic activity fluctuates
> with a yearly pattern. Does anyone have an explanation to this?
> Where could I find a graphic showing these variations?
> Thanks in advance!
> 
> And clear skies to all,
> Karl

I hope that can to be useful for you:

http://adsabs.harvard.edu/full/1956PASJ....8..156M
http://www.ann-geophys.net/27/2831/2009/angeo-27-2831-2009.pdf
http://www.atmos-chem-phys.net/4/1355/2004/acp-4-1355-2004.pdf

Best greetings.
Roberto Gorelli