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Individual Calculations January 2009 |
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| Osborne, Sam Total change: 3.60 | |   |
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| 23e open international - Grand Prix du Touquet - A | Le Touquet Paris Plage | FRA | 2008-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2044 | 2017 | 4.50 | 9 | 0.24 | 15 | 3.60 | |
|  Arkell, Keith C | g | | 2367 | ENG | 0.50 | 1 | 0.39 | 15 | 5.85 | |  Rigolot, Lucie | | | 1741 | FRA | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Gervasio, Ricardo | | | 2297 | BRA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Benson, Oisin P. | | | 1911 | IRL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Steffenello, Leonard | | | 2162 | BRA | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Dal Borgo, Albin | | | 2210 | BEL | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Auvray, Simon | | | 1907 | FRA | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Feryn, Benjamin | | | 1912 | FRA | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Marchal, Chantal | | | 1893 | FRA | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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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