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Individual Calculations December 2023 |
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| Grienti, Giorgio Total change: -44.80 | |   |
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| CISU18 2023 - Finale U12 | Lignano Sabbiadoro | ITA | 2023-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1171 | 1257 | 2.00 | 4 | -0.46 | 40 | -18.40 | |
|  Minelli, Samuele | | | 1242 | ITA | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Tabellini, Maria Chiara | | | 1079 | ITA | 0.50 | 1 | -0.23 | 40 | -9.20 | |  La Posta, Clelia Sofia | | | 1103 | ITA | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Solari, Dante | | | 1260 | ITA | 0.50 | 1 | 0.00 | 40 | 0.00 | |
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) | | | | OP 47 Settimanale Lazio Scacchi Rounds 1-2-3-4 | Roma | ITA | 2023-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1467 | 1257 | 0.50 | 4 | -0.66 | 40 | -26.40 | |
| | Marino, Danilo | | | 1813 | ITA | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Giri, Davide | | | 1464 | ITA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Pirri, Marco | | | 1202 | ITA | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Granata, Mario Giacomo | | | 1388 | ITA | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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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