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Individual Calculations February 2019 |
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| Johnson, Matthew Total change: -31.80 | |   |
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| Chess Festival Groningen 2018 - Open B and C | Groningen | NED | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1790 | 2010 | 4.50 | 8 | -1.59 | 20 | -31.80 | |
|  Benninga, Mark | | | 1724 | NED | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Baselmans, Daan | | | 1610 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Brendel, Bergit | | wf | 1971 | GER | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Van Der Hagen, Loek | | | 1830 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Kastelijn, Toine | | | 1942 | NED | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Beukema, Constantijn | | | 1680 | BEL | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Koedijk, Klaas Jan | | | 1776 | NED | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Dekker, Jasper | | | 1786 | NED | 0.50 | 1 | -0.28 | 20 | -5.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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