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Individual Calculations August 2019 |
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| Robertson, Jim Total change: -4.00 | |   |
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| 16th South Wales International Open | Bridgend | WLS | 2019-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1716 | 1580 | 2.50 | 8 | -0.20 | 20 | -4.00 | |
|  Waddington, Mike P | f | | 1980 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Whitehead, Mark A | | | 1887 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Blackmore, Simon | | | 1682 | WLS | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Emblem, Mark | | | 1513 | WLS | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Hirst, Joe | | | 1632 | ENG | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Orton, Paul | | | 1584 | WLS | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Sivarajasingam, Venetia | | wc | 1745 | WLS | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Thomas, Roy | | | 1708 | WLS | 0.00 | 1 | -0.33 | 20 | -6.60 | | | * 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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