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Individual Calculations April 2009 |
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| Van Der Velde, Wytse Total change: 1.20 | |   |
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| 3C - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 1987 | 0.50 | 1 | 0.08 | 15 | 1.20 | |
|  Losekoot, Pascal | | | 2047 | NED | 0.50 | 1 | 0.08 | 15 | 1.20 | |
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) | | | | 2D - Corus Chess Tournament - Tienkampen | Wijk aan Zee | NED | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2140 | 1970 | 2.50 | 9 | 0.00 | 15 | 0.00 | |
| | Roemersma, Aad | | | 2176 | NED | 0.50 | 1 | 0.26 | 15 | 3.90 | |  Slisser, Theo | | | 2145 | NED | 0.00 | 1 | -0.27 | 15 | -4.05 | | | De Graaf, D | | | 2064 | NED | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Van Geffen, Ben | | | 2144 | NED | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Osterwald, Elwin | | | 2196 | NED | 0.00 | 1 | -0.21 | 15 | -3.15 | | | De Groot, Marco | | | 2147 | NED | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Utama, Ivan | c | | 2175 | NED | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Vlaming, Jos P | | | 2112 | NED | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Holscher, Peter | | | 2104 | NED | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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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