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Individual Calculations February 2018 |
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| Van Der Steen, Jan-Aart Total change: 30.40 | |   |
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| Chess Festival Groningen 2017 - Compact A | Groningen | NED | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 2061 | 2.50 | 4 | 0.76 | 40 | 30.40 | |
|  Kanis, Sierk | | | 1951 | NED | 1.00 | 1 | 0.35 | 40 | 14.00 | |  Clemens, Adrian | f | | 2170 | NED | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Bezemer, Arno | f | | 2306 | NED | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Dijkstra, Matthijs | | | 2033 | NED | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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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