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Individual Calculations February 2019 |
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| Wubs, Harry Total change: -3.20 | |   |
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| Chess Festival Groningen 2018 - Compact A | Groningen | NED | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1916 | 1853 | 1.50 | 4 | -0.16 | 20 | -3.20 | |
|  Wubben, Marcel | | | 1988 | NED | 0.00 | 1 | -0.32 | 20 | -6.40 | |  Rondhuis, Jaap | | | 1905 | NED | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Van Der Meer, Henk | | | 1859 | NED | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Reinders, Joan | | | 1913 | NED | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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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