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Individual Calculations July 2023 |
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| Battistella, Stefano Total change: 28.60 | |   |
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| European Senior Chess Championship 2023 over 50 - Open | Acqui Terme | ITA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2114 | 2006 | 4.00 | 7 | 1.42 | 20 | 28.40 | |
|  Puroila, Sippo | | | 1840 | FIN | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Thoux, Claudio | | | 1896 | ITA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Folk, Petr | | | 2135 | CZE | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Melikhov, Evgeny V. | f | | 2269 | GRE | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Dieu, Bruno | f | | 2251 | FRA | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Sigfusson, Sigurdur | f | | 2279 | ISL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Lasinskas, Povilas | f | | 2131 | LTU | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | WE 2 Chess Trophy - A | Montevecchia | ITA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 1985 | 2.00 | 6 | 0.01 | 20 | 0.20 | |
| | Sedina, Elena | m | wg | 2184 | ITA | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Titze, Leo | | | 2255 | ITA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Franza, Marco | | | 2096 | ITA | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Centamore, Alberto | | | 1982 | ITA | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Marzatico, Luca | | | 1988 | ITA | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Vuelban, Virgilio | m | | 2199 | PHI | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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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