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Individual Calculations June 2018 |
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| Massidda, Antonio Total change: -12.80 | |   |
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| World Amateur Championship 2018 under 1700 | Cagliari | ITA | 2018-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1527 | 1209 | 0.50 | 6 | -0.32 | 40 | -12.80 | |
|  Sahin, Onur | | | 1599 | TUR | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Huwaidi, Fahad | | | 1544 | KUW | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Carta, Francesco | | | 1508 | ITA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Murad, Bino | | | 1571 | JOR | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Lussu, Andrea | | | 1457 | ITA | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Oster, Jean-Marie | | | 1482 | FRA | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | |
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