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Individual Calculations May 2017 |
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| Serloni, Ludovico Total change: -2.80 | |   |
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| World Amateur Championship - under 1700 | Spoleto | ITA | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1518 | 1601 | 3.00 | 5 | -0.07 | 40 | -2.80 | |
|  De Figueiredo Coutinho, Rocco | | | 1514 | ESP | 0.50 | 1 | -0.12 | 40 | -4.80 | |  De Rumigny, Philippe | | | 1455 | FRA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Ngieng, Chew Sheng Samuel | | | 1531 | MAS | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Keskin, Cengiz | | | 1513 | TUR | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Homone, Daniel-Ifrim | | | 1579 | ROU | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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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