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Individual Calculations July 2009 |
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| Durfort, Olivier Total change: 27.75 | |   |
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| 4e Open d'Echecs d'Angers | Angers | FRA | 2009-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1738 | 1492 | 2.00 | 5 | 1.01 | 25 | 25.25 | |
|  Douville, Frederic | | | 1690 | FRA | 1.00 | 1 | 0.76 | 25 | 19.00 | |  David, Jean-Luc | | | 1721 | FRA | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Caillot, Arnaud | | | 1721 | FRA | 1.00 | 1 | 0.79 | 25 | 19.75 | | | Delaitre, Frederic | | | 1842 | FRA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Meunier, Thomas | | | 1717 | FRA | 0.00 | 1 | -0.22 | 25 | -5.50 | |
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 International de Pentecote 2009 | Bagnoles de l'Orne | FRA | 2009-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1813 | 1492 | 0.50 | 3 | 0.10 | 25 | 2.50 | |
| | Vaillant, Stephane | | | 1842 | FRA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Kulhaneck, Martial | | | 1754 | FRA | 0.50 | 1 | 0.32 | 25 | 8.00 | | | Blondel, Jerome | | | 1842 | FRA | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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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