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Individual Calculations May 2019 |
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| Gervais, Jacques Total change: -33.80 | |   |
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| 1er Open FIDE du Club Excelsior | Ganshoren | BEL | 2019-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1577 | 0.50 | 6 | -1.88 | 20 | -37.60 | |
|  Haber, Jean-Pierre | | | 1977 * | BEL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Van De Craen, Piet | | | 1569 | BEL | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Akhayan, Hayk | | | 1815 | BEL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Dumoulin, Michel | | | 1553 | BEL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Jafari, Yasin | | | 1599 | IRI | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Palazoski, Elvir | | | 1515 | BEL | 0.00 | 1 | -0.59 | 20 | -11.80 | | | * 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) | | | | Belgian Interclubs 2018-2019 Round 11 - Div. 2-5 | Various | BEL | 2019-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1336 | 1587 | 1.00 | 1 | 0.19 | 20 | 3.80 | |
| | Wibowo, Ruben | | | 1336 | BEL | 1.00 | 1 | 0.19 | 20 | 3.80 | |
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) | | |
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