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Individual Calculations February 2018 |
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| Ris, Gert-Jan Total change: -10.40 | |   |
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| Chess Festival Groningen 2017 - Compact C | Groningen | NED | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1608 | 1.50 | 5 | -0.26 | 40 | -10.40 | |
|  Romijn, Bart | | | 1833 | NED | 0.50 | 1 | 0.28 | 40 | 11.20 | |  Vos, Wiert | | | 1686 | NED | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Krijnen, Wim | | | 1638 | NED | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Vliek, Dick | | | 1734 | NED | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Van Velthoven, Paul | | | 1714 | NED | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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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