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Individual Calculations December 2019 |
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| Roccazzella, Salvatore Total change: 30.40 | |   |
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| Belgian Interclubs 2019-2020 Round 4 | Various | BEL | 2019-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1446 | 0.50 | 1 | 0.26 | 20 | 5.20 | |
|  Lucas, Jean | | | 1644 | FRA | 0.50 | 1 | 0.26 | 20 | 5.20 | |
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) | | | | Open Veterans et Seniors plus de Cambrai Echecs 2019 | CAMBRAI | FRA | 2019-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1646 | 1446 | 2.50 | 5 | 1.26 | 20 | 25.20 | |
| | Gibson, John | | | 1624 | FRA | 1.00 | 1 | 0.73 | 20 | 14.60 | |  Bourgeois, Ludovic | | | 1734 | FRA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Vandervorst, Marc | | | 1572 | FRA | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Hirschmann, Georges | | | 1614 | FRA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Evrard, Jean-Paul | | | 1686 | FRA | 1.00 | 1 | 0.80 | 20 | 16.00 | |
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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