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Rapid:
Individual Calculations September 2017 |
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| Usharovsky, Ron Total change: -14.60 | |   |
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| Golders Green FIDE Rapid Chess Major Aug 2017 | London | ENG | 2017-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1651 | 1543 | 1.50 | 6 | -0.65 | 20 | -13.00 | |
|  Goodfellow, Russell Robert | | | 1803 | ENG | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Finnegan, Oliver | | | 1715 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Haddock, Paul | | | 1584 | ENG | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Fear, Logan | | | 1478 | ENG | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Ortolani, Paolo | | | 1673 | ITA | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Bussmann, John | | | 1654 | ENG | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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) | | | | JESSIE GILBERT CELEBRATION INTERNATIONAL OPEN RAPID PLAY | London | ENG | 2017-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1646 | 1543 | 2.50 | 7 | -0.08 | 20 | -1.60 | |
| | Snape, Ian L | | | 1943 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Zhu, Limo | | | 1143 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Cole, Graham L | | | 1807 | ENG | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Kamath, Raghu | | | 1846 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Millward, David J | | | 1846 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Rubeck, Jonathan | | | 1759 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Usharovsky, Tom | | | 1179 | ENG | 0.50 | 1 | -0.40 | 20 | -8.00 | | | * 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) | | |
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