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Individual Calculations January 2009 |
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| Viviani, Primo Total change: -3.25 | |   |
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| 34th Guernsey International Open | Guernsey | GCI | 2008-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2051 | 1938 | 2.00 | 6 | -0.13 | 25 | -3.25 | |
|  Havenaar, Jan | | | 2170 | NED | 0.00 | 1 | -0.21 | 25 | -5.25 | |  Ozanne, Mark | c | | 2042 | GCI | 0.00 | 1 | -0.36 | 25 | -9.00 | | | Burton, Ronnie | | | 2052 | ENG | 1.00 | 1 | 0.66 | 25 | 16.50 | | | Norman, Kenneth | c | | 2192 | ENG | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Ippel, Cornelius | | | 2065 | NED | 0.00 | 1 | -0.33 | 25 | -8.25 | | | De Graaf, Arnoud | | | 1785 | NED | 1.00 | 1 | 0.30 | 25 | 7.50 | |
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) | | |
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