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Individual Calculations March 2010 |
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| Duijn, Rob Total change: 4.20 | |   |
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| Klasse 2C Round 5-6 - Dutch Team Competition | Various | NED | 2010-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 2225 | 1.00 | 2 | -0.24 | 15 | -3.60 | |
|  Karstan, Erich | | | 2115 | NED | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Maes, Valery | | | 2163 | BEL | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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 Tournament - Weekend 1A | Wijk aan Zee | NED | 2010-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2231 | 2225 | 2.00 | 3 | 0.52 | 15 | 7.80 | |
| | Tiggelman, Rene | | | 2258 | NED | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Nabuurs, Joep | | | 2214 | NED | 1.00 | 1 | 0.48 | 15 | 7.20 | |  Mulder, Bart-Piet | | | 2221 | NED | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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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