(meteorobs) The Aurigids in 2007: Jenniskens expects a ZHR of 400+

[Roberto G.]

From: "Petrus Jenniskens" <pjenniskens at mail.arc.nasa.gov>


> Hello Joe,

CUT

> As regards to the ~2500 years, Jeremie back
> integrated the orbit and found that the previous return of 
> the
> comet was in 82 BC. The orbital period is affected by 
> planetary
> perturbations and changes somewhat from one return to the
> next.
> 
> -Peter

How many years the previous return of the comet can to have 
before or after of 82 B.C.?
There is a known comet in this period?
Best greetings.
Roberto Gorelli