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Individual Calculations August 2017 |
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| Arkell, Keith C Total change: -9.80 | |   |
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| 14th South Wales International Open | Cardiff | WLS | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2224 | 2424 | 6.50 | 10 | -0.65 | 10 | -6.50 | |
|  Thorpe, Thomas | | | 2024 * | WLS | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Hewitt, William | | | 2024 * | WLS | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Rysbayeva, Aigerim | | wf | 2157 | KAZ | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Petrov, Marian | g | | 2466 | BUL | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Jyothilal, N. | | | 2024 * | IND | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Wells, Peter K | g | | 2434 | ENG | 0.00 | 1 | -0.49 | 10 | -4.90 | | | Pleasants, Allan J | | | 2103 | WLS | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Jones, Richard S. | m | | 2398 | WLS | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Chatalbashev, Boris | g | | 2552 | BUL | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Ralphs, Nigel | | | 2058 | WLS | 1.00 | 1 | 0.10 | 10 | 1.00 | | | * 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) | | | | Dundee 150th Anniversary Grandmaster Tournament | Dundee | SCO | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2435 | 2424 | 4.00 | 9 | -0.33 | 10 | -3.30 | |
| | Williams, Simon K | g | | 2442 | ENG | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Petr, Martin | g | | 2486 | CZE | 0.00 | 1 | -0.41 | 10 | -4.10 | | | Arakhamia-Grant, Ketevan | g | wg | 2364 | SCO | 0.00 | 1 | -0.58 | 10 | -5.80 | | | Rozentalis, Eduardas | g | | 2509 | LTU | 0.50 | 1 | 0.12 | 10 | 1.20 | | | McNab, Colin A | g | | 2435 | SCO | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Cramling, Pia | g | | 2444 | SWE | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Greet, Andrew N | m | | 2447 | SCO | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Kapnisis, Spyridon | g | | 2464 | GRE | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Pritchett, Craig W | m | | 2326 | SCO | 1.00 | 1 | 0.37 | 10 | 3.70 | |
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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