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Individual Calculations December 2018 |
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| Devaux, Jean-Marc Total change: -9.20 | |   |
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| 3eme open Veterans et Seniors plus de la ligue des Hauts de France | CAMBRAI | FRA | 2018-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1561 | 1449 | 1.00 | 4 | -0.46 | 20 | -9.20 | |
|  Zerbib, Claude | | | 1727 | FRA | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Billot, Daniel | | | 1651 | FRA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Roccazzella, Salvatore | | | 1415 | FRA | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Van Der Voorde, Sonja | | | 1451 | BEL | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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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