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Individual Calculations April 2008 |
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| Wijnberg, Arjan Total change: 5.55 | |   |
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| Dutch Team Competition - 1A - round 5-6 | Various | NED | 2007-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2098 | 2102 | 1.00 | 2 | -0.01 | 15 | -0.15 | |
|  Theulings, Paul-Peter | c | | 2194 | NED | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Hiemstra, Jan | | | 2002 | NED | 1.00 | 1 | 0.36 | 15 | 5.40 | |
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) | | | | Corus Chess 2008 - Tienkamp 3A | Wijk aan Zee | NED | 2008-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 2105 | 6.00 | 9 | 0.38 | 15 | 5.70 | |
|  Leeuwerik, Hans | | | 1898 | NED | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Poncin, Peter | | | 2080 | NED | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Oosting, Rob | | | 2015 | NED | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Testa, Adriano | | | 2033 | ITA | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Geertsema, Piet | | | 2018 | NED | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Hahn, Gerard | | | 2004 | NED | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Vanis, Josef | | | 2025 | NED | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Bouma, Albert L | | | 2009 | NED | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Kunst, Andre | | | 2032 | NED | 0.00 | 1 | -0.60 | 15 | -9.00 | |
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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