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Individual Calculations April 2009 |
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| Natri, Antero Total change: -1.65 | |   |
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| Finnish League 2008-2009 Round 6 | Various | FIN | 2009-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2103 | 2225 | 0.50 | 1 | -0.17 | 15 | -2.55 | |
|  Hartio, Ilkka | | | 2103 | FIN | 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) | | | | Finnish League 2008-2009 Round 8 | Various | FIN | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2225 | 0.50 | 1 | -0.01 | 15 | -0.15 | |
| | Sorsa, Nuutti | | | 2220 | FIN | 0.50 | 1 | -0.01 | 15 | -0.15 | |
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) | | | | Finnish League 2008-2009 Round 9 | Helsinki | FIN | 2009-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2274 | 2225 | 0.50 | 1 | 0.07 | 15 | 1.05 | |
|  Pulkkinen, Kari | f | | 2274 | FIN | 0.50 | 1 | 0.07 | 15 | 1.05 | |
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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