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Subject: Re: SSDF Ratings: are they inflated?

Author: Roger

Date: 01:03:26 12/11/99

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On December 11, 1999 at 00:35:24, Enrique Irazoqui wrote:

>This pattern you mention may or may not apply to Mach IV, depending on the
>number of games played when listed with the 2280 rating, but it doesn't show in
>the cases of Rebel 8 and Mchess 6 I mentioned in another post. I also checked
>the rating of F5 since it first appeared in February 98: 2589 (198 games), 2573
>(already 794 games), 2574, 2574, 2570, 2566, 2567, 2564, 2565, 2566, 2561. It
>seems pretty consistent to me. Now, why would this pattern you mention apply to
>Mach IV and not to Rebel 8, Mchess 6 and Fritz 5? It seems to make sense to
>think that there is no such pattern.
>
>Enrique
>
>>Regards,
>>
>>Chuck

The fact that each successive month of Fritz ratings includes all the months
before it lends an artificial stability to Fritz ratings. If the ratings were
calculated for each set of, say, 250 games, there might be much more of a
difference than the 2589 first rating and the 2561 last rating reveal.

Roger



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