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Individual Calculations September 2009 |
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| Summerscale, Aaron P Total change: -5.30 | |   |
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| 116th Open Scottish Chess Championship | Edinburgh | SCO | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2454 | 5.50 | 8 | -0.40 | 10 | -4.00 | |
|  Neave, George | | | 2090 | SCO | 0.50 | 1 | -0.40 | 10 | -4.00 | | | Roberts, Paul E | c | | 2176 | SCO | 1.00 | 1 | 0.17 | 10 | 1.70 | |  Markos, Jan | g | | 2555 | SVK | 0.00 | 1 | -0.36 | 10 | -3.60 | | | Eggleston, David J | f | | 2343 | ENG | 0.50 | 1 | -0.15 | 10 | -1.50 | | | White, Michael J R | f | | 2259 | ENG | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Buchanan, Walter F | | | 2128 | SCO | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Surtees, Mike J | | | 2149 | ENG | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Thomson, Craig S M | f | | 2320 | SCO | 1.00 | 1 | 0.32 | 10 | 3.20 | |
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) | | | | British Championships | Torquay | ENG | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2337 | 2454 | 7.00 | 11 | -0.13 | 10 | -1.30 | |
| | Addison, Bret C | | | 2266 | ENG | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Houska, Jovanka | m | wg | 2392 | ENG | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Lane, Gary W. | m | | 2379 | AUS | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Ynojosa, Felix Jose | | | 2188 | ENG | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Jones, Gawain C B | g | | 2554 | ENG | 0.00 | 1 | -0.36 | 10 | -3.60 | | | Constantinou, Peter | | | 2264 | ENG | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Hanley, James L | | | 2277 | ENG | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Varnam, Liam D | | | 2167 | ENG | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Gordon, Stephen J | g | | 2537 | ENG | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Palliser, Richard J D | m | | 2413 | ENG | 0.00 | 1 | -0.56 | 10 | -5.60 | | | Zhou, Yang-Fan | | | 2265 | ENG | 1.00 | 1 | 0.25 | 10 | 2.50 | |
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) | | |
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