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Individual Calculations March 2011 |
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| Iyengar, Ilya Total change: -7.20 | |   |
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| London Christmas Open Ch 2011 | London | ENG | 2010-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 1991 | 1.00 | 3 | -0.48 | 15 | -7.20 | |
|  Sathyanandha, Saravanan | | | 2020 | ENG | 0.00 | 1 | -0.46 | 15 | -6.90 | |  Clegg, Chris R A | | | 1883 | ENG | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Makepeace, Philip J | | | 2088 | ENG | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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) | | |
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