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Individual Calculations April 2009 |
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| Van Den Bergh, Jan Total change: -15.75 | |   |
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| 3G - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2125 | 2117 | 0.50 | 2 | -0.48 | 15 | -7.20 | |
|  Van Overdam, Julian | | | 2037 | NED | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Besseling, Michiel | | | 2213 | NED | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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) | | | | 3K - Corus Chess Tournament - Tienkampen | Wijk aan Zee | NED | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 2117 | 5.50 | 9 | -0.57 | 15 | -8.55 | |
|  Boekelman, Jan | | | 2045 | NED | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Pelter, Yehuda Z | | | 2024 | NED | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Van Brussel, Bert | | | 1958 | NED | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Voss, Herman | | | 2028 | NED | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Tilquin, Jean Pierre | | | 1963 | FRA | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Kastelein, Gerard | | | 1956 | NED | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Van Westerop, Sebastiaan | | | 1959 | NED | 1.00 | 1 | 0.29 | 15 | 4.35 | | | De Roode, Martijn | | | 2021 | NED | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Burer, Audry | | | 1923 | NED | 0.50 | 1 | -0.25 | 15 | -3.75 | |
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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