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Individual Calculations September 2018 |
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| Perrin, Ludovic Total change: -5.40 | |   |
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| Tournoi du Centre | Chapelle-lez-Herlaimont | BEL | 2018-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1662 | 1809 | 2.50 | 4 | -0.27 | 20 | -5.40 | |
|  Sahakyan, Andranik | | | 1636 | BEL | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Damlakhi, Mahmoud | | | 1638 | BEL | 0.50 | 1 | -0.23 | 20 | -4.60 | |  Akuatse Angel, Kaleb | | | 1802 | BEL | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Solis Calancha, Jordi | | | 1570 | ESP | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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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