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Individual Calculations February 2018 |
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| Oudshoorn, Arres Total change: 20.20 | |   |
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| Chess Festival Groningen 2017 - Compact A | Groningen | NED | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 2116 | 3.00 | 4 | 1.01 | 20 | 20.20 | |
|  Baselmans, Sam | | | 2004 | NED | 1.00 | 1 | 0.35 | 20 | 7.00 | |  Baselmans, Luuk | | | 1979 | NED | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Hovenga, Alje | | | 2179 | NED | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Bezemer, Arno | f | | 2306 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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