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Individual Calculations January 2010 |
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| Van Weersel, Arlette Total change: -13.95 | |   |
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| Cultural Village Toernooi | Wijk aan Zee | NED | 2009-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2360 | 2193 | 2.00 | 9 | -0.55 | 15 | -8.25 | |
|  Afek, Yochanan | m | | 2285 | ISR | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Naroditsky, Daniel | f | | 2339 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | |  Ootes, Lars | | | 2367 | NED | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Siebrecht, Sebastian | g | | 2474 | GER | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Lahaye, Rick | | | 2375 | NED | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Plukkel, Sjoerd | | | 2259 | NED | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Peelen, Piet | m | | 2342 | NED | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Burg, Twan | f | | 2460 | NED | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Armas, Julius | m | | 2340 | FRA | 1.00 | 1 | 0.70 | 15 | 10.50 | |
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) | | | | London Chess Classic Womans Invitation Tournament | London | ENG | 2009-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 2193 | 5.50 | 9 | -0.38 | 15 | -5.70 | |
| | Ikonomopoulou, Maria | | | 2065 | GRE | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Chevannes, Sabrina L | | wf | 2042 | ENG | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Winkelmann, Elena | | | 2119 | GER | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Caoili, Arianne | | wm | 2206 | AUS | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Yurenok, Maria S | | wf | 1968 | ENG | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Lalic, Susan K | m | wg | 2310 | ENG | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Smith, Olivia | | wf | 2026 | WLS | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Frick, Denise | | wm | 1920 | RSA | 0.50 | 1 | -0.33 | 15 | -4.95 | | | De Seroux, Camille | | | 1989 | SUI | 0.00 | 1 | -0.76 | 15 | -11.40 | |
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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