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Individual Calculations July 2019 |
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| Petrini, Roberto Total change: -8.80 | |   |
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| WE La regina - C | Cattolica | ITA | 2019-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1189 | 1443 | 2.00 | 3 | -0.44 | 20 | -8.80 | |
|  Esposito, Angelo | | | 1222 | ITA | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Botticelli, Olivia | | | 1173 | ITA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Neo, Han Sheng Marcel | | | 1173 | SGP | 0.00 | 1 | -0.83 | 20 | -16.60 | |
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) | | |
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