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Individual Calculations July 2009 |
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| Ruston, Mark R Total change: -2.70 | |   |
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| 4NCL part 3 | Various | ENG | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2361 | 2085 | 0.00 | 3 | -0.51 | 15 | -7.65 | |
|  Rogers, Jonathan W | f | | 2347 | ENG | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Cobb, Charles A | m | | 2407 | ENG | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Morrison, Graham | f | | 2328 | SCO | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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) | | | | Thailand Open Challenger 2009 | Pattaya | THA | 2009-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 2092 | 4.00 | 5 | 0.33 | 15 | 4.95 | |
| | Hansing, Saphong | | | 1751 | THA | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Mathur, Tarun | | | 1777 | IND | 0.50 | 1 | -0.36 | 15 | -5.40 | | | Pojpanichpong, Phongsaphat | | | 1742 | THA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Yashas, D. | | | 2084 | IND | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Zibaei, Abdoulla | | | 2067 | IRI | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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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