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Individual Calculations April 2009 |
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| Boidman, Yuri Total change: -5.70 | |   |
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| Open International de Bethune -A | Bethune | FRA | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2289 | 2415 | 5.50 | 9 | -0.35 | 10 | -3.50 | |
|  Laplanche, Denis | | | 2183 | FRA | 1.00 | 1 | 0.21 | 10 | 2.10 | |  Miedema, Roi | f | | 2307 | NED | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Wantiez, Fabrice | f | | 2325 | BEL | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Bakalarz, Grazyna | | wf | 2065 | LUX | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Hortensius, Nick | | | 2065 | NED | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Degraeve, Jean-Marc | g | | 2544 | FRA | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Fargere, Francois | f | | 2444 | FRA | 0.00 | 1 | -0.46 | 10 | -4.60 | | | Motoc, Alina | | wg | 2313 | ROU | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Jolly, Jean-Francois | f | | 2355 | FRA | 0.00 | 1 | -0.58 | 10 | -5.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 80.Deutsche Schachmeisterschaft | Saarbruecken | GER | 2009-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2356 | 2415 | 5.00 | 9 | -0.22 | 10 | -2.20 | |
| | Strache, Michael | | | 2218 | GER | 0.00 | 1 | -0.75 | 10 | -7.50 | | | Strunski, Andreas | | | 2287 | GER | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Westphal, Wolfgang | | | 2242 | GER | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Hort, Alex | | | 2232 | GER | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Zude, Erik | m | | 2396 | GER | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Deglmann, Ludwig | f | | 2325 | GER | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Zude, Arno | m | | 2465 | GER | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Wichmann, Cliff | f | | 2389 | GER | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Fridman, Daniel | g | | 2650 | GER | 0.00 | 1 | -0.21 | 10 | -2.10 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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