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Individual Calculations March 2015 |
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| Hatchett, Paul Total change: 11.80 | |   |
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| 2015 Welsh Winter Open | Penarth | WLS | 2015-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1971 | 3.00 | 4 | 0.40 | 20 | 8.00 | |
|  Hurn, Robert Aj | | | 1717 | WLS | 1.00 | 1 | 0.19 | 20 | 3.80 | |  White, Ernest M | | | 1904 | WLS | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Ehsandar, Peter | | | 1961 | WLS | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Reid, Vaness | | wf | 1828 | AUS | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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) | | | | 4NCL 2014-15 Rounds 5-6 | Various | ENG | 2015-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1977 | 1.00 | 1 | 0.19 | 20 | 3.80 | |
| | Biswas, Karl | | | 1729 | ENG | 1.00 | 1 | 0.19 | 20 | 3.80 | |
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) | | |
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