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Individual Calculations January 2009 |
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| Djabri, Zafer M Total change: -1.50 | |   |
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| 4NCL part 1 | Various | ENG | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 2103 | 2.50 | 4 | -0.10 | 15 | -1.50 | |
|  Waterfield, John W | | | 2018 | ENG | 0.00 | 1 | -0.62 | 15 | -9.30 | |  Gibbs, Dominic V | | | 1970 | ENG | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Jones, Victor G L | | | 1991 | ENG | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Ireland, David J | | | 1996 | ENG | 1.00 | 1 | 0.35 | 15 | 5.25 | |
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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