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Subject: Re: Performance between white and black

Author: Axel Schumacher

Date: 10:18:48 02/29/04

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On February 29, 2004 at 13:06:39, Michel Langeveld wrote:

>A chessprogram doesn't play equally strong with white and black.
>With white a program plays normally stronger as with black.
>
>I seed always with 2000
>
>I found out the following:
>26 Dorky 3.48 white      : 2053 (63 elo difference)
>40 Dorky 3.48 black      : 1990
>
>4 Tao 5.6 white          : 2241 (73 elo difference)
>8 Tao 5.6 black          : 2168
>
>21 Nullmover 0.25 white  : 2073 (92 elo difference)
>44 Nullmover 0.25 black  : 1981
>
>13 Esc 1.16 white        : 2143 (102 elo difference)
>29 Esc 1.16 black        : 2039
>
>What should be a normal difference between white and black?
>
>Is 92 elo too much?
>
>Michel

Hi Michel,
yes, it's a little bit high.
In my tourney after 108.000 games, the white side is on average 49 Elo points
higher than black. It's still quite a lot, though.

Axel



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