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Individual Calculations July 2009 |
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| Bosma, Jaap Total change: 13.20 | |   |
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| 2A - r 6-9 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 2048 | 3.00 | 4 | 1.13 | 15 | 16.95 | |
|  Veldt, Maarten | | | 2133 | NED | 1.00 | 1 | 0.62 | 15 | 9.30 | |  Pandelaar, Vincent | | | 1993 | NED | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Toby, Albert | | | 2082 | NED | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Lesger, Morrison | | | 2078 | NED | 0.50 | 1 | 0.04 | 15 | 0.60 | |
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) | | | | 32e open Victor Syre | Issy les Moulineaux | FRA | 2009-05-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1972 | 2039 | 1.50 | 3 | -0.25 | 15 | -3.75 | |
| | Laurent, Julien G. | f | | 2343 | FRA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Durand, Victor | | | 1856 | FRA | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Kroezen, Roland | | | 1716 | NED | 1.00 | 1 | 0.13 | 15 | 1.95 | |
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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