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Individual Calculations May 2018 |
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| Rossi, Gabriele Valerio Total change: 17.20 | |   |
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| GRENKE Chess Open 2018 C-Open | Karlsruhe | GER | 2018-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1388 | 1181 | 0.50 | 2 | 0.01 | 40 | 0.40 | |
|  Leithoff, Hans-Georg | | | 1457 | GER | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Eichhorn, Elisabeth | | | 1318 | GER | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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) | | | | FE 3 Citta' di Zevio - Mem. S. Perezzani - C | Zevio | ITA | 2018-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1422 | 1173 | 1.00 | 3 | 0.42 | 40 | 16.80 | |
| | De Luca, Stefano | | | 1458 | ITA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Trigili, Franco | | | 1446 | ITA | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Zanetti, Luca | | | 1363 | ITA | 1.00 | 1 | 0.75 | 40 | 30.00 | |
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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