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Individual Calculations November 2009 |
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| Holland, James P Total change: 29.50 | |   |
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| 45th Berks and Bucks Challengers | Twyford | ENG | 2009-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1817 | 1943 | 3.00 | 4 | 0.33 | 25 | 8.25 | |
|  Haria, Ravi | | | 1773 | ENG | 0.50 | 1 | -0.22 | 25 | -5.50 | |  Quinn, Joseph R | | | 1852 | ENG | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Jain, Radha | | | 1788 | ENG | 0.50 | 1 | -0.21 | 25 | -5.25 | | | Archer-Lock, Adrian | | | 1856 | ENG | 1.00 | 1 | 0.38 | 25 | 9.50 | |
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) | | | | Uxbridge 2nd Congress | Denham | ENG | 2009-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 1943 | 2.00 | 4 | 0.85 | 25 | 21.25 | |
| | Compton, Alistair | | | 2065 | NZL | 0.50 | 1 | 0.17 | 25 | 4.25 | | | White, Michael J R | f | | 2227 | ENG | 0.50 | 1 | 0.34 | 25 | 8.50 | | | Bailey, Kevin J | | | 2083 | ENG | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Seymour, Timothy P | | | 2050 | ENG | 0.50 | 1 | 0.15 | 25 | 3.75 | |
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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