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Rapid:
Individual Calculations February 2020 |
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| Gray, Mark S Total change: 8.80 | |   |
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| CCF RP Club Championships 2019-20 JAN 2020 R17-20 | London | ENG | 2020-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 2047 | 1.00 | 1 | 0.44 | 20 | 8.80 | |
|  Howell, Chris I | | | 2006 | ENG | 1.00 | 1 | 0.44 | 20 | 8.80 | |
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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