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Individual Calculations March 2012 |
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| Grashuis, Aldert-Jan Total change: 20.40 | |   |
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| Schaakfestival Groningen 2011 Open B | Groningen | NED | 2011-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1916 | 5.00 | 7 | 1.36 | 15 | 20.40 | |
|  Leentjens, Gilbert | | | 1860 | NED | 1.00 | 1 | 0.42 | 15 | 6.30 | |  Vermeulen, Frans | | | 1926 | NED | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Conde Chijeb, Manuel | | | 1760 | ESP | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Kesteren Van, Stef | | | 1881 | NED | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Hess, Peter | | | 1948 | USA | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Hummel, Paul | | | 2007 | NED | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Henries, Alidston | | | 1936 | NED | 0.50 | 1 | 0.03 | 15 | 0.45 | |
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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