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Individual Calculations June 2017 |
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| Jones, Iolo C Total change: 9.20 | |   |
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| 2017 World Senior Team Championships open 65 plus | Hersonisos Crete | GRE | 2017-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 2195 | 5.00 | 8 | 0.56 | 20 | 11.20 | |
|  Renman, Nils-Gustaf | m | | 2361 | SWE | 0.50 | 1 | 0.22 | 20 | 4.40 | |  Carlsten, Peter | | | 1942 | SWE | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Stebbings, Anthony J | f | | 2294 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Dickhoff, Ronald | | | 2100 | NED | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Wood, Peter R | | | 1879 | ENG | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Vucenovic, Dragomir | f | | 2274 | SUI | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Just, Joachim | | | 1940 | GER | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Birnboim, Nathan | m | | 2355 | ISR | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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) | | | | Welsh Chess Premier League 2016/17 Round 5 | Merthyr | WLS | 2017-05-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 2191 | 0.50 | 1 | -0.10 | 20 | -2.00 | |
| | Morris, Charles F | | | 2122 | WLS | 0.50 | 1 | -0.10 | 20 | -2.00 | |
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) | | |
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