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Individual Calculations May 2019 |
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| Jones, Iolo C Total change: -14.80 | |   |
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| 2019 World Senior Team Chess Championships open 65plus | Rhodes | GRE | 2019-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2092 | 2187 | 4.00 | 8 | -0.96 | 20 | -19.20 | |
|  Renman, Nils-Gustaf | m | | 2358 | SWE | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Morriss, Pete | | | 1968 | IRL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Page, Mark E | | | 2107 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Rooze, Jan | m | | 2261 | BEL | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Maki, Christer | | | 1885 | SWE | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Scrimgour, Alan | | | 2087 | SCO | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Andersson, Kaj | | | 2030 | SWE | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Baruch, Andrew J D | | | 2039 | ENG | 0.00 | 1 | -0.70 | 20 | -14.00 | |
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) | | | | Welsh Chess Premier League 2018/2019 Round 5 | Neath | WLS | 2019-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 2187 | 1.00 | 1 | 0.22 | 20 | 4.40 | |
| | Adams, Mark | | | 1971 | WLS | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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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