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Individual Calculations April 2009 |
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| Abma, Klaas Total change: 0.00 | |   |
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| Schaakfestival Groningen - Groep B | Groningen | NED | 2008-12-21 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1950 | 0 | 2.00 | 3 | 0.00 | 1963 | | 0.00 | |
|  Romijn, Bart | | | 1911 | NED | 1.00 | 1 | 0.00 | | 0.00 | |  Zuiderweg, Edwin | | | 1960 | NED | 1.00 | 1 | 0.00 | | 0.00 | | | Ten Vergert, Paul | | | 1980 | NED | 0.00 | 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) | | | | 3D - Corus Chess Tournament - Tienkampen | Wijk aan Zee | NED | 2009-01-23 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2017 | 0 | 4.00 | 8 | 0.00 | 2017 | | 0.00 | |
| | Slings, Stefan | | | 2073 | NED | 0.50 | 1 | 0.00 | | 0.00 | | | Breitkopf, Francisc | | | 1978 | ROU | 0.00 | 1 | 0.00 | | 0.00 | | | Landsbergen, Ron | | | 2049 | NED | 0.50 | 1 | 0.00 | | 0.00 | | | Rost Van Tonningen, Otto | | | 2046 | NED | 0.50 | 1 | 0.00 | | 0.00 | | | Favre, Bruno | | | 2002 | FRA | 1.00 | 1 | 0.00 | | 0.00 | | | Van Den Bergh, Ben | | | 1991 | NED | 0.50 | 1 | 0.00 | | 0.00 | | | Brandsma, Anne | | | 2014 | NED | 1.00 | 1 | 0.00 | | 0.00 | | | Beukema, Stefan | | | 1985 | NED | 0.00 | 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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