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Individual Calculations February 2020 |
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| Viersma, Murk Total change: 9.60 | |   |
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| Chessfestival Groningen 2019 - Compact A | Groningen | NED | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2011 | 1919 | 2.00 | 4 | 0.48 | 20 | 9.60 | |
|  Banning, Cees | | | 1836 | NED | 1.00 | 1 | 0.39 | 20 | 7.80 | |  Elgersma, Simon | c | | 2110 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Roskam, Mathieu | | | 1954 | NED | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Emans, Job | | | 2145 | NED | 0.50 | 1 | 0.29 | 20 | 5.80 | |
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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