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Individual Calculations March 2023 |
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| Boursier, Xavier Total change: 4.60 | |   |
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| XXI Rochefort Chess Open B | ROCHEFORT | FRA | 2023-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1648 | 1807 | 6.50 | 9 | 0.23 | 20 | 4.60 | |
|  Decultot, Bernard | | | 1429 | FRA | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Labbe, Georges | | | 1575 | FRA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Robert, Thierry | | | 1674 | FRA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Randisi, Stephane | | | 1501 | FRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Mangiaracina, Franck | | | 1691 | FRA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Folio, Sascha | | | 1768 | FRA | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Marsaud, William | | | 1700 | FRA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Beaufils, Philippe | | | 1721 | FRA | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Martineau, Arthur | | | 1774 | FRA | 1.00 | 1 | 0.45 | 20 | 9.00 | |
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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