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Individual Calculations September 2013 |
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| Witt, Holger Total change: -13.50 | |   |
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| XXXI Obert Internacional d'Escacs d'Andorra | Erts - La Massana | AND | 2013-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1806 | 1665 | 2.00 | 7 | -0.49 | 15 | -7.35 | |
|  Gardela Batlle, Jordi | | | 2065 * | ESP | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Basas Gamazo, Josep | | | 2012 | ESP | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Brechin, Hugh R | | | 2009 | SCO | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Both, Gert | | | 1958 | NED | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Riba Rivert, Valenti | | | 1528 | AND | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Da Rocha Soares, Diana | | | 1558 | AND | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Jonker, Jan | | | 1514 | FRA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Hogeschool Zeeland Chess Tournament 2013 | Vlissingen | NED | 2013-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 1665 | 1.00 | 7 | -0.41 | 15 | -6.15 | |
| | Hoffman, Ron | | | 2047 | NED | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Baete, Guy | | | 1879 | BEL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Kuiper, Willem | | | 1842 | NED | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Burg, Henk | | | 1883 | NED | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Goorden, Johan | | | 1882 | NED | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Jenisch, Achim | | | 1859 | GER | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Van Der Klis, Dick | | | 1993 | NED | 0.00 | 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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