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Individual Calculations December 2018 |
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| Costin, Petrica Total change: -10.80 | |   |
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| Ferroli Open 2018 | Satu Mare | ROU | 2018-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2064 | 2158 | 3.00 | 6 | -0.54 | 20 | -10.80 | |
|  Korn, Lorant | | | 1771 | ROU | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Stanciu, Alexandru-Ovidiu | f | | 2342 | ROU | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Mihalca, Imre-Gheorghe | | | 1758 * | ROU | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Szalanczi, Emil | m | | 2180 | HUN | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Bokros, Albert | m | | 2465 | HUN | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Muller, Wilhelm | | | 1868 | ROU | 0.00 | 1 | -0.84 | 20 | -16.80 | | | * 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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