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Individual Calculations November 2017 |
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| Costin, Petrica Total change: 31.80 | |   |
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| Petra Weekend no.10 | Satu Mare | ROU | 2017-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2041 | 2027 | 4.50 | 6 | 1.59 | 20 | 31.80 | |
|  Remetean, Vasile | | | 1797 | ROU | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Ceres, Dragos | | | 2085 | MDA | 0.50 | 1 | 0.08 | 20 | 1.60 | |  Bonte, Arghir | | | 1953 | ROU | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Marchis, Arghil | | | 1916 | HUN | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Chereches, Marius-Cristian | f | | 2212 | HUN | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Martinovici, Ilie | f | | 2282 | MDA | 1.00 | 1 | 0.81 | 20 | 16.20 | |
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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