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Individual Calculations July 2015 |
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| Hummel, Joop Total change: 18.20 | |   |
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| HSG Open 2015 | Hilversum | NED | 2015-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 1981 | 2.00 | 5 | 0.91 | 20 | 18.20 | |
|  Afek, Yochanan | m | | 2263 | ISR | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Krueger, Andre | | | 2126 | GER | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Groffen, Hans | | | 2202 | NED | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Vedder, Richard | f | | 2257 | NED | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Schroer, Marcel | | | 2193 | NED | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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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