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Individual Calculations April 2023 |
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| Vuelban, Virgilio Total change: -8.50 | |   |
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| OP Primavera a Roma 2023 | Roma | ITA | 2023-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1817 | 2202 | 1.50 | 2 | -0.32 | 10 | -3.20 | |
|  Marchenkov, Lorenzo | | | 1802 * | ITA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Costantino, Guido | | | 1832 | ITA | 0.50 | 1 | -0.40 | 10 | -4.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 5 Tivoli - A | Tivoli | ITA | 2023-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 2202 | 3.50 | 5 | -0.53 | 10 | -5.30 | |
| | Farina, Saverio | | | 1883 | ITA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Stirpe, Claudio | | | 1924 | ITA | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Costantino, Claudio Emanuele | | | 1802 * | ITA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Messina, Enrico | | | 2108 | ITA | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Giammona, Federico | | | 1977 | ITA | 0.50 | 1 | -0.28 | 10 | -2.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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