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Individual Calculations September 2018 |
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| Pollack, Oscar Total change: 120.00 | |   |
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| 105th British Championship | Hull | ENG | 2018-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2199 | 2064 | 4.50 | 9 | 1.47 | 40 | 58.80 | |
|  Macklin, Paul | f | | 2363 | ENG | 0.50 | 1 | 0.35 | 40 | 14.00 | |  Ward, Chris G | g | | 2434 | ENG | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Tozer, Philip A A | | | 2142 | ENG | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Waddington, Mike P | f | | 2110 | ENG | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Thurlow, Kevin J | c | | 2030 | ENG | 1.00 | 1 | 0.45 | 40 | 18.00 | | | McMichael, Richard J | c | | 2245 | ENG | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Young, Daniel J | | | 1962 | ENG | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Muir, Andrew J | m | | 2291 | SCO | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Moore, Graham J | | | 2218 | ENG | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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) | | | | 64th Hampstead Weekend Congress Under 2200 | London | ENG | 2018-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 2060 | 4.50 | 5 | 1.53 | 40 | 61.20 | |
| | Finn, Peter | | | 1840 | ENG | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Tsiapouris, Michael, Dr. | | | 1894 | GER | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Represa Perez, Mireya | | wf | 2078 | ESP | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Willmoth, Robert F | c | | 2168 | ENG | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Alizada, Eldar | | | 1952 | ENG | 1.00 | 1 | 0.35 | 40 | 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) | | |
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