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Individual Calculations September 2009 |
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| Kodentsov, Grigori Total change: -2.70 | |   |
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| Atlantistoernooi 2009 Meestertienkamp | Groningen | NED | 2009-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2351 | 2279 | 4.00 | 9 | 0.39 | 15 | 5.85 | |
|  Rob, Schoorl | | | 2256 | NED | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Daan, Brandenburg | m | | 2463 | NED | 0.50 | 1 | 0.24 | 15 | 3.60 | |  Spas, Kozhuharov | m | | 2406 | BUL | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Yochanan, Afek | m | | 2314 | ISR | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Migchiel, De Jong | f | | 2319 | NED | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Floris, Van Assendelft | f | | 2332 | NED | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Thibaut, Maenhout | f | | 2312 | BEL | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Robin, Van Kampen | f | | 2383 | NED | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Xavier, Bedouin | f | | 2378 | FRA | 1.00 | 1 | 0.64 | 15 | 9.60 | |
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) | | | | Dutch Open | Dieren | NED | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2227 | 2279 | 4.50 | 9 | -0.57 | 15 | -8.55 | |
| | Ypma, Peter | | | 2012 | NED | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Miedema, Roi | f | | 2432 | NED | 0.00 | 1 | -0.30 | 15 | -4.50 | | | De Ruiter, Danny | | | 2003 | NED | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Mellema, Andries | | | 2110 | NED | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Kiran, Manisha Mohanty | | wm | 2204 | IND | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Brandenburg, Daan | m | | 2463 | NED | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Vovk, Andrey | g | | 2506 | UKR | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Goudriaan, Etienne | | | 2107 | NED | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Van Rosmalen, Joost | | | 2206 | NED | 1.00 | 1 | 0.40 | 15 | 6.00 | |
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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