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Individual Calculations January 2011 |
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| McKerracher, Douglas Total change: 22.35 | |   |
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| e2e4 Uxbridge Premier | Uxbridge | ENG | 2010-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2035 | 1940 | 2.50 | 7 | -0.15 | 25 | -3.75 | |
|  Fox, Anthony | | | 2130 | IRL | 0.50 | 1 | 0.25 | 25 | 6.25 | |  Willmoth, Robert F | | | 2214 | ENG | 0.50 | 1 | 0.33 | 25 | 8.25 | | | Obiamiwe, Paul | | | 2021 | NGR | 0.00 | 1 | -0.39 | 25 | -9.75 | | | Cafolla, Peter | | | 2088 | IRL | 0.50 | 1 | 0.20 | 25 | 5.00 | | | Taylor, Dale C | | | 1904 | ENG | 0.50 | 1 | -0.05 | 25 | -1.25 | | | Foo, William | | | 1895 | ENG | 0.00 | 1 | -0.56 | 25 | -14.00 | | | Kingston, Ian | | | 1992 | ENG | 0.50 | 1 | 0.07 | 25 | 1.75 | |
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) | | | NOTE: K factor changed | | London Chess Classic Open | London | ENG | 2010-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 1940 | 3.50 | 8 | 1.74 | 15 | 26.10 | |
| | Radovanovic, Jovica | f | | 2276 | SRB | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Mortazavi, Ali | m | | 2340 * | ENG | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Segura Del Frago, Imanol | | | 2042 | ESP | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Millward, Richard | | | 2107 | ENG | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Schweitzer, Werner | | | 2115 | AUT | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Warman, Simon M | | | 2099 | ENG | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Webb, Laurence E | f | | 2322 | ENG | 0.00 | 1 | -0.09 | 15 | -1.35 | | | McIntyre, Paul | | | 2119 | SCO | 0.50 | 1 | 0.23 | 15 | 3.45 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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