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Individual Calculations February 2015 |
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| Winsemius, Jan Total change: 8.80 | |   |
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| Tata Steel Chess Tournament 2015 - W3J | Wijk aan Zee | NED | 2015-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 1865 | 1.00 | 3 | 0.22 | 40 | 8.80 | |
|  De Geus, Gerard | | | 2013 | NED | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Di Bucchianico, Alessandro | | | 2078 | NED | 1.00 | 1 | 0.77 | 40 | 30.80 | |  Schoeber, Peter | | | 2055 | NED | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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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