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Individual Calculations February 2019 |
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| Wubben, Marcel Total change: 14.40 | |   |
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| Chess Festival Groningen 2018 - Compact A | Groningen | NED | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 1988 | 3.00 | 5 | 0.72 | 20 | 14.40 | |
|  Van Kesteren, Stef | | | 1853 | NED | 0.50 | 1 | -0.18 | 20 | -3.60 | |  Wubs, Harry | | | 1853 | NED | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Kroon, Roelof | | | 2123 | NED | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Bielderman, Guy | | | 2081 | NED | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Balje, Jan | | | 2197 | NED | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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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