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Individual Calculations May 2017 |
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| Spiegel, Stefan, Dr. Total change: 8.60 | |   |
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| GRENKE Chess Open 2017 A-Open | Karlsruhe | GER | 2017-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2191 | 2135 | 4.50 | 9 | 0.43 | 20 | 8.60 | |
|  Potkin, Vladimir | g | | 2535 * | RUS | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Graf, Alexander | g | | 2535 * | GER | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mock, Oskar | | | 2009 | GER | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Martin, Richard | | | 2003 | GER | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Ivanov, Alexander, Dr. | | | 2017 | GER | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Reimold, Jonas | | | 2023 | GER | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Paulus, Jeffrey | | | 1987 | GER | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Schoorl, Rob | f | | 2309 | NED | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Agrest, Inna | | wm | 2298 | SWE | 0.50 | 1 | 0.22 | 20 | 4.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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