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Individual Calculations July 2009 |
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| Cosma, Ioan Total change: -7.50 | |   |
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| N1 - R8-9 | Various | FRA | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2239 | 2452 | 1.00 | 2 | -0.54 | 10 | -5.40 | |
|  Eche, Sylvain | | | 2198 | FRA | 1.00 | 1 | 0.19 | 10 | 1.90 | |  Jablonski, Noham | | | 2279 | FRA | 0.00 | 1 | -0.73 | 10 | -7.30 | |
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) | | | | N1 - R10-11 | Various | FRA | 2009-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2556 | 2447 | 0.50 | 2 | -0.21 | 10 | -2.10 | |
| | Gharamian, Tigran | m | | 2600 | FRA | 0.50 | 1 | 0.20 | 10 | 2.00 | | | Williams, Simon K | g | | 2512 | ENG | 0.00 | 1 | -0.41 | 10 | -4.10 | |
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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