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Individual Calculations August 2017 |
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| Thomas, Roy Total change: -36.00 | |   |
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| 14th South Wales International Open | Cardiff | WLS | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1646 | 1742 | 2.50 | 7 | -1.80 | 20 | -36.00 | |
|  Ledger, Dave J | f | | 2142 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Jaberansari, Daniel | | | 1387 | WLS | 0.00 | 1 | -0.89 | 20 | -17.80 | |  Orton, Paul | | | 1615 | WLS | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Adams, Mark | | | 1927 | WLS | 0.50 | 1 | 0.24 | 20 | 4.80 | | | O`rourke, Kevin | | | 1342 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Williams, David J | | | 1518 | WLS | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Hurn, Robert Aj | | | 1594 | WLS | 0.00 | 1 | -0.70 | 20 | -14.00 | | | * 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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