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Individual Calculations May 2017 |
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| Marchis, Arghil Total change: 17.40 | |   |
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| Petra Weekend no.6 | Satu Mare | ROU | 2017-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 1905 | 3.00 | 6 | 0.87 | 20 | 17.40 | |
|  Ambru, Dan-Calin | | | 2046 | ROU | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Samu, Sorin-Mihai | | | 2065 | ROU | 0.00 | 1 | -0.29 | 20 | -5.80 | |  Sogor, Andras-Csaba | | | 1907 | ROU | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Bonte, Arghir | | | 1916 | ROU | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Chereches, Marius-Cristian | f | | 2254 | HUN | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Follert, Iuliu | | | 1951 | ROU | 1.00 | 1 | 0.56 | 20 | 11.20 | |
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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