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Individual Calculations February 2018 |
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| Rubingh, Otto Total change: 16.40 | |   |
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| Chess Festival Groningen 2017 - Compact A | Groningen | NED | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2036 | 2139 | 4.00 | 5 | 0.82 | 20 | 16.40 | |
|  Dwarshuis, Arjan | | | 2022 | NED | 0.50 | 1 | -0.16 | 20 | -3.20 | |  Mostertman, Conrad | | | 1986 | NED | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Van De Pavoordt, Max | | | 1955 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Vos, Tjark | | | 2210 | AHO | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Taams, Sander | | | 2008 | NED | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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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