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Individual Calculations April 2009 |
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| Puidokaita, Cristina Total change: -8.85 | |   |
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| Hastings Weekend Open | Hastings | ENG | 2009-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 2241 | 2.50 | 4 | -0.59 | 15 | -8.85 | |
|  Waterfield, John W | | | 2023 | ENG | 0.00 | 1 | -0.78 | 15 | -11.70 | |  Schmerwitz, Reinhard | | | 1944 | GER | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Bonafont, Philip R | | | 2140 | ENG | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Enciu, Liviu | | | 1983 | ENG | 0.50 | 1 | -0.32 | 15 | -4.80 | |
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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