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Individual Calculations September 2009 |
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| Wells, Peter K Total change: -8.60 | |   |
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| British Championships | Torquay | ENG | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2395 | 2498 | 7.00 | 11 | 0.09 | 10 | 0.90 | |
|  Lewis, Andrew P | f | | 2281 | ENG | 1.00 | 1 | 0.22 | 10 | 2.20 | |  Lane, Gary W. | m | | 2379 | AUS | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Salimbeni, George P W | | | 2115 | ENG | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Houska, Jovanka | m | wg | 2392 | ENG | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Rendle, Thomas E | m | | 2377 | ENG | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Hebden, Mark L | g | | 2468 | ENG | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Howell, David W L | g | | 2614 | ENG | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Cobb, James | m | | 2432 | WLS | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Eggleston, David J | f | | 2343 | ENG | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Williams, Simon K | g | | 2527 | ENG | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Palliser, Richard J D | m | | 2413 | ENG | 0.00 | 1 | -0.62 | 10 | -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) | | | | Staunton Memorial Tournament – All-Play-All Group | London, England | ENG | 2009-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2459 | 2498 | 4.00 | 9 | -0.95 | 10 | -9.50 | |
| | Trent, Lawrence | m | | 2471 | ENG | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Davies, Nigel R | g | | 2493 | ENG | 1.00 | 1 | 0.49 | 10 | 4.90 | | | Hendriks, Willy | m | | 2444 | NED | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Chapman, Terry P D | | | 2232 | ENG | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Wiersma, Eelke | m | | 2403 | NED | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Timman, Jan H | g | | 2569 | NED | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Williams, Simon K | g | | 2527 | ENG | 0.00 | 1 | -0.46 | 10 | -4.60 | | | Cherniaev, Alexander | g | | 2429 | RUS | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Korchnoi, Viktor | g | | 2561 | SUI | 0.00 | 1 | -0.41 | 10 | -4.10 | |
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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