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Individual Calculations January 2019 |
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| Petrera, Salvatore Total change: -26.20 | |   |
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| Team 2019 - Nationale 4 r1-4 | FRANCE | FRA | 2018-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1448 | 1584 | 2.00 | 4 | -0.64 | 20 | -12.80 | |
|  Derian, Emmanuel | | | 1870 | FRA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Fiette, Alexandre | | | 1281 | FRA | 0.00 | 1 | -0.86 | 20 | -17.20 | |  Tacheau, Alexandre | | | 1223 | FRA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Pineau, Pierre | | | 1419 | FRA | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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) | | | | Team 2019 - Coupe Loubatiere et Autres 60mn Decembre | FRANCE | FRA | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1389 | 1584 | 1.50 | 3 | -0.67 | 20 | -13.40 | |
| | Labussiere, Loic | | | 1184 * | FRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cusinato, Kenzo | | | 1463 | FRA | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Arnaison, Daniel | | | 1520 | FRA | 0.50 | 1 | -0.09 | 20 | -1.80 | | | * 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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