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Rapid:
Individual Calculations December 2019 |
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| Istari, Alex Total change: 3.20 | |   |
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| 23rd Golders Green FIDE Rapid Chess Improvers U105 | London | ENG | 2019-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1231 | 1211 | 2.50 | 5 | 0.16 | 20 | 3.20 | |
|  Li, Reya | | | 1310 | ENG | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Gillespie, Frank | | | 1304 | ENG | 1.00 | 1 | 0.63 | 20 | 12.60 | |  Rizvi, Zara | | | 1039 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Coward, James | | | 1253 | ENG | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Smith, Roger N | | | 1251 | ENG | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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