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Individual Calculations April 2009 |
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| Gattuso, Christophe Total change: -1.80 | |   |
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| 4E - Corus Chess Tournament - Tienkampen | Wijk aan Zee | NED | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1871 | 3.50 | 7 | 0.28 | 15 | 4.20 | |
|  Van Meggelen, Abraham | | | 1864 | NED | 0.00 | 1 | -0.51 | 15 | -7.65 | | | De Vos, Willem | | | 1902 | NED | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Adriaanse, Tom | | | 1975 | NED | 0.50 | 1 | 0.14 | 15 | 2.10 | |  Hartgers, Leendert | | | 1885 | NED | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Roufs, Gerard | | | 1932 | NED | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Veerman, Jan | | | 1947 | NED | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Van Dam, Jtm | | | 1805 | NED | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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) | | | | N4 - R5 | Various | FRA | 2009-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 1871 | 0.00 | 1 | -0.40 | 15 | -6.00 | |
| | Riabi, Tarek | | | 1942 | FRA | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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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