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Individual Calculations February 2020 |
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| Costabile, Vincenzo Total change: 8.20 | |   |
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| WE 17 Lazio Scacchi - A | Roma | ITA | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 1888 | 3.00 | 5 | 1.35 | 20 | 27.00 | |
|  Carlo, Emanuele | | | 2216 | ITA | 0.50 | 1 | 0.37 | 20 | 7.40 | |  Beccarini, Giacomo | | | 1980 | ITA | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Tribuiani, Renato | | | 1957 | ITA | 1.00 | 1 | 0.60 | 20 | 12.00 | | | D Angerio, Alessandro | | | 1983 | ITA | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Puglia, Francesco | | | 1978 | ITA | 1.00 | 1 | 0.62 | 20 | 12.40 | |
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) | | | | CP Roma 2020 | Roma | ITA | 2020-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1630 | 1888 | 3.00 | 5 | -0.94 | 20 | -18.80 | |
| | Vannelli, Vittorio | | | 1596 | ITA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Viti, Matteo | | | 1488 * | ITA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Tosi, Francesco | | | 1924 | ITA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Brozzi, Danilo | | | 1639 | ITA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Abuhamdieh, Nando | | | 1502 | ITA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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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