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Individual Calculations September 2009 |
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| Slingerland, Fred Total change: -11.20 | |   |
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| Intomart GfK Open 2009 | Hilversum | NED | 2009-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2307 | 2389 | 5.00 | 9 | -0.42 | 15 | -6.30 | |
|  Kabos, Tobias | | | 2109 | NED | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Nijboer, Friso | g | | 2562 | NED | 0.00 | 1 | -0.27 | 15 | -4.05 | |  Mellema, Andries | | | 2117 | NED | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Miedema, Roi | f | | 2370 | NED | 0.50 | 1 | -0.03 | 15 | -0.45 | | | De Graaf, Dick | | | 2184 | NED | 1.00 | 1 | 0.24 | 15 | 3.60 | | | L`ami, Erwin | g | | 2598 | NED | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Dek, Lennart | | | 2179 | NED | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Hopman, Pieter | | | 2325 | NED | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Van Eijk, Sander | f | | 2319 | NED | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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) | | | NOTE: K factor changed | | 3e Leiden Chess Tournament | Leiden | NED | 2009-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 2406 | 6.00 | 9 | -0.49 | 10 | -4.90 | |
| | Boyarchenko, Marie | | | 2028 | LUX | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Coene, Igor | | | 2166 | NED | 0.00 | 1 | -0.80 | 10 | -8.00 | | | Glimmerveen, Martin | | | 2068 | NED | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Oei, Hway Ik | | | 2175 | NED | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Harini, S. | | | 2006 * | IND | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Vovk, Andrey | g | | 2506 | UKR | 1.00 | 1 | 0.64 | 10 | 6.40 | | | Pavlovic, Milos | g | | 2535 | SRB | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Shreyansh, Daklia | | | 2279 | IND | 0.00 | 1 | -0.67 | 10 | -6.70 | | | Vistisen, Lars | | | 2131 | DEN | 1.00 | 1 | 0.17 | 10 | 1.70 | | | * 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) | | |
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