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Individual Calculations September 2011 |
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| Koelewijn, Alex Total change: 0.00 | |   |
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| HSG Open 2011 | Hilversum | NED | 2011-06-24 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2179 | 0 | 3.50 | 6 | 0.00 | 2192 | | 0.00 | |
|  Vedder, Richard | f | | 2263 | NED | 0.00 | 1 | 0.00 | | 0.00 | |  Wagenaar, Harm Theo | | | 2084 | NED | 1.00 | 1 | 0.00 | | 0.00 | | | Nagtegaal, Kees | | | 2204 | NED | 0.50 | 1 | 0.00 | | 0.00 | | | Schroer, Marcel | | | 2108 | NED | 1.00 | 1 | 0.00 | | 0.00 | | | Afek, Yochanan | m | | 2295 | ISR | 0.00 | 1 | 0.00 | | 0.00 | | | Breedveld, Andre | | | 2117 | NED | 1.00 | 1 | 0.00 | | 0.00 | |
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) | | | | Science Park Amsterdam Chess Tournament - B | Amsterdam | NED | 2011-07-09 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1962 | 0 | 4.00 | 5 | 0.00 | 2007 | | 0.00 | |
| | Hauptmann, Thomas | | | 2017 | NED | 1.00 | 1 | 0.00 | | 0.00 | | | Van Den Hoogen, Arie | | | 1981 | NED | 0.50 | 1 | 0.00 | | 0.00 | | | Pijlman, Rene | | | 1954 | NED | 0.50 | 1 | 0.00 | | 0.00 | | | Avis, Fred | | | 1995 | NED | 1.00 | 1 | 0.00 | | 0.00 | | | Zegstroo, Martin | | | 1865 | NED | 1.00 | 1 | 0.00 | | 0.00 | |
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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