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Individual Calculations December 2019 |
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| Serpik, Ilia Total change: -4.40 | |   |
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| LACC-October Closed FIDE | Los Angeles, California | USA | 2019-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2242 | 2144 | 2.00 | 6 | -0.22 | 20 | -4.40 | |
|  Burrows, Brandon | | | 2164 | USA | 0.00 | 1 | -0.47 | 20 | -9.40 | |  Peters, Jack | m | | 2321 | USA | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Griggs, Walker | | | 2241 | USA | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Burrows, Brandon | | | 2164 | USA | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Griggs, Walker | | | 2241 | USA | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Peters, Jack | m | | 2321 | USA | 0.50 | 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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