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Individual Calculations October 2015 |
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| Rogers, Tim L Total change: 47.40 | |   |
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| 51st Berks & Bucks Chess Congress Championship | Maidenhead | ENG | 2015-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 1995 | 4.00 | 6 | 1.68 | 20 | 33.60 | |
|  Basman, Michael J | m | | 2324 | ENG | 0.00 | 1 | -0.12 | 20 | -2.40 | |  Head, Louise | | | 1912 | ENG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Zhang, Anthony Y | | | 2110 | ENG | 1.00 | 1 | 0.66 | 20 | 13.20 | | | De Coverly, Roger D | | | 1992 | ENG | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Purdon, Colin | | | 2053 | ENG | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Wager, John D | | | 2117 | ENG | 1.00 | 1 | 0.67 | 20 | 13.40 | |
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) | | | | CCF LATE SUMMER CONGRESS Open | London | ENG | 2015-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1944 | 1995 | 3.50 | 5 | 0.70 | 20 | 14.00 | |
| | Torrance, John | | | 1705 | SCO | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Gibbs, Dominic V | | | 1926 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Haldane, Robin W | | | 2009 | ENG | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Hjort, Helge | | | 1937 | DEN | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Lock, Gavin R | | | 2145 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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) | | | | 32nd Hampstead Weekend Congress: Under 2200 | London | ENG | 2015-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1893 | 1995 | 2.50 | 4 | -0.01 | 20 | -0.20 | |
| | Mulay, Partha | | | 1728 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Warman, Simon M | | | 2127 | ENG | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Menzi, Nezihe Ezgi | | wf | 1849 | TUR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Golding, James | | | 1867 | ENG | 0.50 | 1 | -0.17 | 20 | -3.40 | |
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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